2664157040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47779}}^1$

素因数の和:47850

約数の個数: 80

約数和(自身を含む): 6718632480

約数和(自身を除く): 4054475440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 5576, 6970, 11152, 13940, 27880, 47779, 55760, 95558, 191116, 238895, 382232, 477790, 764464, 812243, 955580, 1624486, 1911160, 1958939, 3248972, 3822320, 3917878, 4061215, 6497944, 7835756, 8122430, 9794695, 12995888, 15671512, 16244860, 19589390, 31343024, 32489720, 33301963, 39178780, 64979440, 66603926, 78357560, 133207852, 156715120, 166509815, 266415704, 333019630, 532831408, 666039260, 1332078520, 2664157040]

約数ペア:

[(1, 2664157040), (2, 1332078520), (4, 666039260), (5, 532831408), (8, 333019630), (10, 266415704), (16, 166509815), (17, 156715120), (20, 133207852), (34, 78357560), (40, 66603926), (41, 64979440), (68, 39178780), (80, 33301963), (82, 32489720), (85, 31343024), (136, 19589390), (164, 16244860), (170, 15671512), (205, 12995888), (272, 9794695), (328, 8122430), (340, 7835756), (410, 6497944), (656, 4061215), (680, 3917878), (697, 3822320), (820, 3248972), (1360, 1958939), (1394, 1911160), (1640, 1624486), (2788, 955580), (3280, 812243), (3485, 764464), (5576, 477790), (6970, 382232), (11152, 238895), (13940, 191116), (27880, 95558), (47779, 55760)]