81010750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{10453}}^1$

素因数の和:10501

約数の個数: 32

約数和(自身を含む): 156559104

約数和(自身を除く): 75548354

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 3875, 7750, 10453, 20906, 52265, 104530, 261325, 324043, 522650, 648086, 1306625, 1620215, 2613250, 3240430, 8101075, 16202150, 40505375, 81010750]

約数ペア:

[(1, 81010750), (2, 40505375), (5, 16202150), (10, 8101075), (25, 3240430), (31, 2613250), (50, 1620215), (62, 1306625), (125, 648086), (155, 522650), (250, 324043), (310, 261325), (775, 104530), (1550, 52265), (3875, 20906), (7750, 10453)]