82505560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 192805920

約数和(自身を除く): 110300360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 107, 148, 185, 214, 296, 370, 428, 521, 535, 740, 856, 1042, 1070, 1480, 2084, 2140, 2605, 3959, 4168, 4280, 5210, 7918, 10420, 15836, 19277, 19795, 20840, 31672, 38554, 39590, 55747, 77108, 79180, 96385, 111494, 154216, 158360, 192770, 222988, 278735, 385540, 445976, 557470, 771080, 1114940, 2062639, 2229880, 4125278, 8250556, 10313195, 16501112, 20626390, 41252780, 82505560]

約数ペア:

[(1, 82505560), (2, 41252780), (4, 20626390), (5, 16501112), (8, 10313195), (10, 8250556), (20, 4125278), (37, 2229880), (40, 2062639), (74, 1114940), (107, 771080), (148, 557470), (185, 445976), (214, 385540), (296, 278735), (370, 222988), (428, 192770), (521, 158360), (535, 154216), (740, 111494), (856, 96385), (1042, 79180), (1070, 77108), (1480, 55747), (2084, 39590), (2140, 38554), (2605, 31672), (3959, 20840), (4168, 19795), (4280, 19277), (5210, 15836), (7918, 10420)]