812148910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{15121}}^1$

素因数の和:15300

約数の個数: 32

約数和(自身を含む): 1509054624

約数和(自身を除く): 696905714

約数列:

[1, 2, 5, 10, 41, 82, 131, 205, 262, 410, 655, 1310, 5371, 10742, 15121, 26855, 30242, 53710, 75605, 151210, 619961, 1239922, 1980851, 3099805, 3961702, 6199610, 9904255, 19808510, 81214891, 162429782, 406074455, 812148910]

約数ペア:

[(1, 812148910), (2, 406074455), (5, 162429782), (10, 81214891), (41, 19808510), (82, 9904255), (131, 6199610), (205, 3961702), (262, 3099805), (410, 1980851), (655, 1239922), (1310, 619961), (5371, 151210), (10742, 75605), (15121, 53710), (26855, 30242)]