25675780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 63546336

約数和(自身を除く): 37870556

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 37, 52, 65, 68, 74, 85, 130, 148, 157, 170, 185, 221, 260, 314, 340, 370, 442, 481, 628, 629, 740, 785, 884, 962, 1105, 1258, 1570, 1924, 2041, 2210, 2405, 2516, 2669, 3140, 3145, 4082, 4420, 4810, 5338, 5809, 6290, 8164, 8177, 9620, 10205, 10676, 11618, 12580, 13345, 16354, 20410, 23236, 26690, 29045, 32708, 34697, 40820, 40885, 53380, 58090, 69394, 75517, 81770, 98753, 116180, 138788, 151034, 163540, 173485, 197506, 302068, 346970, 377585, 395012, 493765, 693940, 755170, 987530, 1283789, 1510340, 1975060, 2567578, 5135156, 6418945, 12837890, 25675780]

約数ペア:

[(1, 25675780), (2, 12837890), (4, 6418945), (5, 5135156), (10, 2567578), (13, 1975060), (17, 1510340), (20, 1283789), (26, 987530), (34, 755170), (37, 693940), (52, 493765), (65, 395012), (68, 377585), (74, 346970), (85, 302068), (130, 197506), (148, 173485), (157, 163540), (170, 151034), (185, 138788), (221, 116180), (260, 98753), (314, 81770), (340, 75517), (370, 69394), (442, 58090), (481, 53380), (628, 40885), (629, 40820), (740, 34697), (785, 32708), (884, 29045), (962, 26690), (1105, 23236), (1258, 20410), (1570, 16354), (1924, 13345), (2041, 12580), (2210, 11618), (2405, 10676), (2516, 10205), (2669, 9620), (3140, 8177), (3145, 8164), (4082, 6290), (4420, 5809), (4810, 5338)]