6478750

素因数分解:

$2^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 40

約数和(自身を含む): 12483504

約数和(自身を除く): 6004754

約数列:

[1, 2, 5, 10, 25, 50, 71, 73, 125, 142, 146, 250, 355, 365, 625, 710, 730, 1250, 1775, 1825, 3550, 3650, 5183, 8875, 9125, 10366, 17750, 18250, 25915, 44375, 45625, 51830, 88750, 91250, 129575, 259150, 647875, 1295750, 3239375, 6478750]

約数ペア:

[(1, 6478750), (2, 3239375), (5, 1295750), (10, 647875), (25, 259150), (50, 129575), (71, 91250), (73, 88750), (125, 51830), (142, 45625), (146, 44375), (250, 25915), (355, 18250), (365, 17750), (625, 10366), (710, 9125), (730, 8875), (1250, 5183), (1775, 3650), (1825, 3550)]