61935280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70381}}^1$

素因数の和:70405

約数の個数: 40

約数和(自身を含む): 157092624

約数和(自身を除く): 95157344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 70381, 140762, 281524, 351905, 563048, 703810, 774191, 1126096, 1407620, 1548382, 2815240, 3096764, 3870955, 5630480, 6193528, 7741910, 12387056, 15483820, 30967640, 61935280]

約数ペア:

[(1, 61935280), (2, 30967640), (4, 15483820), (5, 12387056), (8, 7741910), (10, 6193528), (11, 5630480), (16, 3870955), (20, 3096764), (22, 2815240), (40, 1548382), (44, 1407620), (55, 1126096), (80, 774191), (88, 703810), (110, 563048), (176, 351905), (220, 281524), (440, 140762), (880, 70381)]