1275018160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1987}}^1$

素因数の和:2630

約数の個数: 80

約数和(自身を含む): 3199232736

約数和(自身を除く): 1924214576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 617, 1040, 1234, 1987, 2468, 3085, 3974, 4936, 6170, 7948, 8021, 9872, 9935, 12340, 15896, 16042, 19870, 24680, 25831, 31792, 32084, 39740, 40105, 49360, 51662, 64168, 79480, 80210, 103324, 128336, 129155, 158960, 160420, 206648, 258310, 320840, 413296, 516620, 641680, 1033240, 1225979, 2066480, 2451958, 4903916, 6129895, 9807832, 12259790, 15937727, 19615664, 24519580, 31875454, 49039160, 63750908, 79688635, 98078320, 127501816, 159377270, 255003632, 318754540, 637509080, 1275018160]

約数ペア:

[(1, 1275018160), (2, 637509080), (4, 318754540), (5, 255003632), (8, 159377270), (10, 127501816), (13, 98078320), (16, 79688635), (20, 63750908), (26, 49039160), (40, 31875454), (52, 24519580), (65, 19615664), (80, 15937727), (104, 12259790), (130, 9807832), (208, 6129895), (260, 4903916), (520, 2451958), (617, 2066480), (1040, 1225979), (1234, 1033240), (1987, 641680), (2468, 516620), (3085, 413296), (3974, 320840), (4936, 258310), (6170, 206648), (7948, 160420), (8021, 158960), (9872, 129155), (9935, 128336), (12340, 103324), (15896, 80210), (16042, 79480), (19870, 64168), (24680, 51662), (25831, 49360), (31792, 40105), (32084, 39740)]