80130820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:941

約数の個数: 96

約数和(自身を含む): 213486336

約数和(自身を除く): 133355516

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 61, 70, 77, 110, 122, 140, 154, 220, 244, 305, 308, 385, 427, 610, 671, 770, 853, 854, 1220, 1342, 1540, 1706, 1708, 2135, 2684, 3355, 3412, 4265, 4270, 4697, 5971, 6710, 8530, 8540, 9383, 9394, 11942, 13420, 17060, 18766, 18788, 23485, 23884, 29855, 37532, 46915, 46970, 52033, 59710, 65681, 93830, 93940, 104066, 119420, 131362, 187660, 208132, 260165, 262724, 328405, 364231, 520330, 572363, 656810, 728462, 1040660, 1144726, 1313620, 1456924, 1821155, 2289452, 2861815, 3642310, 4006541, 5723630, 7284620, 8013082, 11447260, 16026164, 20032705, 40065410, 80130820]

約数ペア:

[(1, 80130820), (2, 40065410), (4, 20032705), (5, 16026164), (7, 11447260), (10, 8013082), (11, 7284620), (14, 5723630), (20, 4006541), (22, 3642310), (28, 2861815), (35, 2289452), (44, 1821155), (55, 1456924), (61, 1313620), (70, 1144726), (77, 1040660), (110, 728462), (122, 656810), (140, 572363), (154, 520330), (220, 364231), (244, 328405), (305, 262724), (308, 260165), (385, 208132), (427, 187660), (610, 131362), (671, 119420), (770, 104066), (853, 93940), (854, 93830), (1220, 65681), (1342, 59710), (1540, 52033), (1706, 46970), (1708, 46915), (2135, 37532), (2684, 29855), (3355, 23884), (3412, 23485), (4265, 18788), (4270, 18766), (4697, 17060), (5971, 13420), (6710, 11942), (8530, 9394), (8540, 9383)]