89208028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 197699712

約数和(自身を除く): 108491684

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 157, 182, 196, 223, 314, 364, 446, 628, 637, 892, 1099, 1274, 1561, 2041, 2198, 2548, 2899, 3122, 4082, 4396, 5798, 6244, 7693, 8164, 10927, 11596, 14287, 15386, 20293, 21854, 28574, 30772, 35011, 40586, 43708, 57148, 70022, 81172, 100009, 140044, 142051, 200018, 245077, 284102, 400036, 455143, 490154, 568204, 910286, 980308, 1715539, 1820572, 3186001, 3431078, 6372002, 6862156, 12744004, 22302007, 44604014, 89208028]

約数ペア:

[(1, 89208028), (2, 44604014), (4, 22302007), (7, 12744004), (13, 6862156), (14, 6372002), (26, 3431078), (28, 3186001), (49, 1820572), (52, 1715539), (91, 980308), (98, 910286), (157, 568204), (182, 490154), (196, 455143), (223, 400036), (314, 284102), (364, 245077), (446, 200018), (628, 142051), (637, 140044), (892, 100009), (1099, 81172), (1274, 70022), (1561, 57148), (2041, 43708), (2198, 40586), (2548, 35011), (2899, 30772), (3122, 28574), (4082, 21854), (4396, 20293), (5798, 15386), (6244, 14287), (7693, 11596), (8164, 10927)]