71607910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 150465600

約数和(自身を除く): 78857690

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 149, 170, 187, 257, 298, 374, 514, 745, 935, 1285, 1490, 1639, 1870, 2533, 2570, 2827, 3278, 4369, 5066, 5654, 8195, 8738, 12665, 14135, 16390, 21845, 25330, 27863, 28270, 38293, 43690, 48059, 55726, 76586, 96118, 139315, 191465, 240295, 278630, 382930, 421223, 480590, 650981, 842446, 1301962, 2106115, 3254905, 4212230, 6509810, 7160791, 14321582, 35803955, 71607910]

約数ペア:

[(1, 71607910), (2, 35803955), (5, 14321582), (10, 7160791), (11, 6509810), (17, 4212230), (22, 3254905), (34, 2106115), (55, 1301962), (85, 842446), (110, 650981), (149, 480590), (170, 421223), (187, 382930), (257, 278630), (298, 240295), (374, 191465), (514, 139315), (745, 96118), (935, 76586), (1285, 55726), (1490, 48059), (1639, 43690), (1870, 38293), (2533, 28270), (2570, 27863), (2827, 25330), (3278, 21845), (4369, 16390), (5066, 14135), (5654, 12665), (8195, 8738)]