72275620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4639}}^1$

素因数の和:4708

約数の個数: 48

約数和(自身を含む): 163699200

約数和(自身を除く): 91423580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 4639, 7790, 9278, 15580, 18556, 23195, 46390, 88141, 92780, 176282, 190199, 352564, 380398, 440705, 760796, 881410, 950995, 1762820, 1901990, 3613781, 3803980, 7227562, 14455124, 18068905, 36137810, 72275620]

約数ペア:

[(1, 72275620), (2, 36137810), (4, 18068905), (5, 14455124), (10, 7227562), (19, 3803980), (20, 3613781), (38, 1901990), (41, 1762820), (76, 950995), (82, 881410), (95, 760796), (164, 440705), (190, 380398), (205, 352564), (380, 190199), (410, 176282), (779, 92780), (820, 88141), (1558, 46390), (3116, 23195), (3895, 18556), (4639, 15580), (7790, 9278)]