75287960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1231}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 186278400

約数和(自身を除く): 110990440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1231, 1390, 1529, 2462, 2780, 3058, 4924, 5560, 6116, 6155, 7645, 9848, 12232, 12310, 13541, 15290, 24620, 27082, 30580, 49240, 54164, 61160, 67705, 108328, 135410, 171109, 270820, 342218, 541640, 684436, 855545, 1368872, 1711090, 1882199, 3422180, 3764398, 6844360, 7528796, 9410995, 15057592, 18821990, 37643980, 75287960]

約数ペア:

[(1, 75287960), (2, 37643980), (4, 18821990), (5, 15057592), (8, 9410995), (10, 7528796), (11, 6844360), (20, 3764398), (22, 3422180), (40, 1882199), (44, 1711090), (55, 1368872), (88, 855545), (110, 684436), (139, 541640), (220, 342218), (278, 270820), (440, 171109), (556, 135410), (695, 108328), (1112, 67705), (1231, 61160), (1390, 54164), (1529, 49240), (2462, 30580), (2780, 27082), (3058, 24620), (4924, 15290), (5560, 13541), (6116, 12310), (6155, 12232), (7645, 9848)]