80288880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47791}}^1$

素因数の和:47814

約数の個数: 80

約数和(自身を含む): 284457984

約数和(自身を除く): 204169104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47791, 95582, 143373, 191164, 238955, 286746, 334537, 382328, 477910, 573492, 669074, 716865, 764656, 955820, 1003611, 1146984, 1338148, 1433730, 1672685, 1911640, 2007222, 2293968, 2676296, 2867460, 3345370, 3823280, 4014444, 5018055, 5352592, 5734920, 6690740, 8028888, 10036110, 11469840, 13381480, 16057776, 20072220, 26762960, 40144440, 80288880]

約数ペア:

[(1, 80288880), (2, 40144440), (3, 26762960), (4, 20072220), (5, 16057776), (6, 13381480), (7, 11469840), (8, 10036110), (10, 8028888), (12, 6690740), (14, 5734920), (15, 5352592), (16, 5018055), (20, 4014444), (21, 3823280), (24, 3345370), (28, 2867460), (30, 2676296), (35, 2293968), (40, 2007222), (42, 1911640), (48, 1672685), (56, 1433730), (60, 1338148), (70, 1146984), (80, 1003611), (84, 955820), (105, 764656), (112, 716865), (120, 669074), (140, 573492), (168, 477910), (210, 382328), (240, 334537), (280, 286746), (336, 238955), (420, 191164), (560, 143373), (840, 95582), (1680, 47791)]