249919210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1111

約数の個数: 64

約数和(自身を含む): 502640640

約数和(自身を除く): 252721430

約数列:

[1, 2, 5, 10, 17, 31, 34, 47, 62, 85, 94, 155, 170, 235, 310, 470, 527, 799, 1009, 1054, 1457, 1598, 2018, 2635, 2914, 3995, 5045, 5270, 7285, 7990, 10090, 14570, 17153, 24769, 31279, 34306, 47423, 49538, 62558, 85765, 94846, 123845, 156395, 171530, 237115, 247690, 312790, 474230, 531743, 806191, 1063486, 1470113, 1612382, 2658715, 2940226, 4030955, 5317430, 7350565, 8061910, 14701130, 24991921, 49983842, 124959605, 249919210]

約数ペア:

[(1, 249919210), (2, 124959605), (5, 49983842), (10, 24991921), (17, 14701130), (31, 8061910), (34, 7350565), (47, 5317430), (62, 4030955), (85, 2940226), (94, 2658715), (155, 1612382), (170, 1470113), (235, 1063486), (310, 806191), (470, 531743), (527, 474230), (799, 312790), (1009, 247690), (1054, 237115), (1457, 171530), (1598, 156395), (2018, 123845), (2635, 94846), (2914, 85765), (3995, 62558), (5045, 49538), (5270, 47423), (7285, 34306), (7990, 31279), (10090, 24769), (14570, 17153)]