260512930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 517104000

約数和(自身を除く): 256591070

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 83, 85, 166, 170, 185, 370, 415, 499, 629, 830, 998, 1258, 1411, 2495, 2822, 3071, 3145, 4990, 6142, 6290, 7055, 8483, 14110, 15355, 16966, 18463, 30710, 36926, 41417, 42415, 52207, 82834, 84830, 92315, 104414, 184630, 207085, 261035, 313871, 414170, 522070, 627742, 704089, 1408178, 1532429, 1569355, 3064858, 3138710, 3520445, 7040890, 7662145, 15324290, 26051293, 52102586, 130256465, 260512930]

約数ペア:

[(1, 260512930), (2, 130256465), (5, 52102586), (10, 26051293), (17, 15324290), (34, 7662145), (37, 7040890), (74, 3520445), (83, 3138710), (85, 3064858), (166, 1569355), (170, 1532429), (185, 1408178), (370, 704089), (415, 627742), (499, 522070), (629, 414170), (830, 313871), (998, 261035), (1258, 207085), (1411, 184630), (2495, 104414), (2822, 92315), (3071, 84830), (3145, 82834), (4990, 52207), (6142, 42415), (6290, 41417), (7055, 36926), (8483, 30710), (14110, 18463), (15355, 16966)]