9904356880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1301}}^1$

素因数の和:1577

約数の個数: 160

約数和(自身を含む): 25875593856

約数和(自身を除く): 15971236976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 211, 220, 328, 410, 422, 440, 451, 656, 820, 844, 880, 902, 1055, 1301, 1640, 1688, 1804, 2110, 2255, 2321, 2602, 3280, 3376, 3608, 4220, 4510, 4642, 5204, 6505, 7216, 8440, 8651, 9020, 9284, 10408, 11605, 13010, 14311, 16880, 17302, 18040, 18568, 20816, 23210, 26020, 28622, 34604, 36080, 37136, 43255, 46420, 52040, 53341, 57244, 69208, 71555, 86510, 92840, 95161, 104080, 106682, 114488, 138416, 143110, 173020, 185680, 190322, 213364, 228976, 266705, 274511, 286220, 346040, 380644, 426728, 475805, 533410, 549022, 572440, 586751, 692080, 761288, 853456, 951610, 1066820, 1098044, 1144880, 1173502, 1372555, 1522576, 1903220, 2133640, 2196088, 2347004, 2745110, 2933755, 3019621, 3806440, 4267280, 4392176, 4694008, 5490220, 5867510, 6039242, 7612880, 9388016, 10980440, 11254951, 11735020, 12078484, 15098105, 21960880, 22509902, 23470040, 24156968, 30196210, 45019804, 46940080, 48313936, 56274755, 60392420, 90039608, 112549510, 120784840, 123804461, 180079216, 225099020, 241569680, 247608922, 450198040, 495217844, 619022305, 900396080, 990435688, 1238044610, 1980871376, 2476089220, 4952178440, 9904356880]

約数ペア:

[(1, 9904356880), (2, 4952178440), (4, 2476089220), (5, 1980871376), (8, 1238044610), (10, 990435688), (11, 900396080), (16, 619022305), (20, 495217844), (22, 450198040), (40, 247608922), (41, 241569680), (44, 225099020), (55, 180079216), (80, 123804461), (82, 120784840), (88, 112549510), (110, 90039608), (164, 60392420), (176, 56274755), (205, 48313936), (211, 46940080), (220, 45019804), (328, 30196210), (410, 24156968), (422, 23470040), (440, 22509902), (451, 21960880), (656, 15098105), (820, 12078484), (844, 11735020), (880, 11254951), (902, 10980440), (1055, 9388016), (1301, 7612880), (1640, 6039242), (1688, 5867510), (1804, 5490220), (2110, 4694008), (2255, 4392176), (2321, 4267280), (2602, 3806440), (3280, 3019621), (3376, 2933755), (3608, 2745110), (4220, 2347004), (4510, 2196088), (4642, 2133640), (5204, 1903220), (6505, 1522576), (7216, 1372555), (8440, 1173502), (8651, 1144880), (9020, 1098044), (9284, 1066820), (10408, 951610), (11605, 853456), (13010, 761288), (14311, 692080), (16880, 586751), (17302, 572440), (18040, 549022), (18568, 533410), (20816, 475805), (23210, 426728), (26020, 380644), (28622, 346040), (34604, 286220), (36080, 274511), (37136, 266705), (43255, 228976), (46420, 213364), (52040, 190322), (53341, 185680), (57244, 173020), (69208, 143110), (71555, 138416), (86510, 114488), (92840, 106682), (95161, 104080)]