61077980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 131604480

約数和(自身を除く): 70526500

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 191, 236, 271, 295, 382, 542, 590, 764, 955, 1084, 1180, 1355, 1910, 2710, 3820, 5420, 11269, 15989, 22538, 31978, 45076, 51761, 56345, 63956, 79945, 103522, 112690, 159890, 207044, 225380, 258805, 319780, 517610, 1035220, 3053899, 6107798, 12215596, 15269495, 30538990, 61077980]

約数ペア:

[(1, 61077980), (2, 30538990), (4, 15269495), (5, 12215596), (10, 6107798), (20, 3053899), (59, 1035220), (118, 517610), (191, 319780), (236, 258805), (271, 225380), (295, 207044), (382, 159890), (542, 112690), (590, 103522), (764, 79945), (955, 63956), (1084, 56345), (1180, 51761), (1355, 45076), (1910, 31978), (2710, 22538), (3820, 15989), (5420, 11269)]