195153680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78691}}^1$

素因数の和:78735

約数の個数: 40

約数和(自身を含む): 468374784

約数和(自身を除く): 273221104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 78691, 157382, 314764, 393455, 629528, 786910, 1259056, 1573820, 2439421, 3147640, 4878842, 6295280, 9757684, 12197105, 19515368, 24394210, 39030736, 48788420, 97576840, 195153680]

約数ペア:

[(1, 195153680), (2, 97576840), (4, 48788420), (5, 39030736), (8, 24394210), (10, 19515368), (16, 12197105), (20, 9757684), (31, 6295280), (40, 4878842), (62, 3147640), (80, 2439421), (124, 1573820), (155, 1259056), (248, 786910), (310, 629528), (496, 393455), (620, 314764), (1240, 157382), (2480, 78691)]