77682800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{14939}}^1$

素因数の和:14970

約数の個数: 60

約数和(自身を含む): 201002760

約数和(自身を除く): 123319960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 14939, 29878, 59756, 74695, 119512, 149390, 194207, 239024, 298780, 373475, 388414, 597560, 746950, 776828, 971035, 1195120, 1493900, 1553656, 1942070, 2987800, 3107312, 3884140, 4855175, 5975600, 7768280, 9710350, 15536560, 19420700, 38841400, 77682800]

約数ペア:

[(1, 77682800), (2, 38841400), (4, 19420700), (5, 15536560), (8, 9710350), (10, 7768280), (13, 5975600), (16, 4855175), (20, 3884140), (25, 3107312), (26, 2987800), (40, 1942070), (50, 1553656), (52, 1493900), (65, 1195120), (80, 971035), (100, 776828), (104, 746950), (130, 597560), (200, 388414), (208, 373475), (260, 298780), (325, 239024), (400, 194207), (520, 149390), (650, 119512), (1040, 74695), (1300, 59756), (2600, 29878), (5200, 14939)]