54551320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 137894400

約数和(自身を除く): 83343080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 37, 40, 41, 58, 62, 74, 82, 116, 124, 145, 148, 155, 164, 185, 205, 232, 248, 290, 296, 310, 328, 370, 410, 580, 620, 740, 820, 899, 1073, 1147, 1160, 1189, 1240, 1271, 1480, 1517, 1640, 1798, 2146, 2294, 2378, 2542, 3034, 3596, 4292, 4495, 4588, 4756, 5084, 5365, 5735, 5945, 6068, 6355, 7192, 7585, 8584, 8990, 9176, 9512, 10168, 10730, 11470, 11890, 12136, 12710, 15170, 17980, 21460, 22940, 23780, 25420, 30340, 33263, 35960, 36859, 42920, 43993, 45880, 47027, 47560, 50840, 60680, 66526, 73718, 87986, 94054, 133052, 147436, 166315, 175972, 184295, 188108, 219965, 235135, 266104, 294872, 332630, 351944, 368590, 376216, 439930, 470270, 665260, 737180, 879860, 940540, 1330520, 1363783, 1474360, 1759720, 1881080, 2727566, 5455132, 6818915, 10910264, 13637830, 27275660, 54551320]

約数ペア:

[(1, 54551320), (2, 27275660), (4, 13637830), (5, 10910264), (8, 6818915), (10, 5455132), (20, 2727566), (29, 1881080), (31, 1759720), (37, 1474360), (40, 1363783), (41, 1330520), (58, 940540), (62, 879860), (74, 737180), (82, 665260), (116, 470270), (124, 439930), (145, 376216), (148, 368590), (155, 351944), (164, 332630), (185, 294872), (205, 266104), (232, 235135), (248, 219965), (290, 188108), (296, 184295), (310, 175972), (328, 166315), (370, 147436), (410, 133052), (580, 94054), (620, 87986), (740, 73718), (820, 66526), (899, 60680), (1073, 50840), (1147, 47560), (1160, 47027), (1189, 45880), (1240, 43993), (1271, 42920), (1480, 36859), (1517, 35960), (1640, 33263), (1798, 30340), (2146, 25420), (2294, 23780), (2378, 22940), (2542, 21460), (3034, 17980), (3596, 15170), (4292, 12710), (4495, 12136), (4588, 11890), (4756, 11470), (5084, 10730), (5365, 10168), (5735, 9512), (5945, 9176), (6068, 8990), (6355, 8584), (7192, 7585)]