80507680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 209563200

約数和(自身を除く): 129055520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 149, 160, 176, 220, 298, 307, 352, 440, 596, 614, 745, 880, 1192, 1228, 1490, 1535, 1639, 1760, 2384, 2456, 2980, 3070, 3278, 3377, 4768, 4912, 5960, 6140, 6556, 6754, 8195, 9824, 11920, 12280, 13112, 13508, 16390, 16885, 23840, 24560, 26224, 27016, 32780, 33770, 45743, 49120, 52448, 54032, 65560, 67540, 91486, 108064, 131120, 135080, 182972, 228715, 262240, 270160, 365944, 457430, 503173, 540320, 731888, 914860, 1006346, 1463776, 1829720, 2012692, 2515865, 3659440, 4025384, 5031730, 7318880, 8050768, 10063460, 16101536, 20126920, 40253840, 80507680]

約数ペア:

[(1, 80507680), (2, 40253840), (4, 20126920), (5, 16101536), (8, 10063460), (10, 8050768), (11, 7318880), (16, 5031730), (20, 4025384), (22, 3659440), (32, 2515865), (40, 2012692), (44, 1829720), (55, 1463776), (80, 1006346), (88, 914860), (110, 731888), (149, 540320), (160, 503173), (176, 457430), (220, 365944), (298, 270160), (307, 262240), (352, 228715), (440, 182972), (596, 135080), (614, 131120), (745, 108064), (880, 91486), (1192, 67540), (1228, 65560), (1490, 54032), (1535, 52448), (1639, 49120), (1760, 45743), (2384, 33770), (2456, 32780), (2980, 27016), (3070, 26224), (3278, 24560), (3377, 23840), (4768, 16885), (4912, 16390), (5960, 13508), (6140, 13112), (6556, 12280), (6754, 11920), (8195, 9824)]