820558076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{3767}}^1$

素因数の和:3914

約数の個数: 48

約数和(自身を含む): 1595220480

約数和(自身を除く): 774662404

約数列:

[1, 2, 4, 13, 26, 52, 59, 71, 118, 142, 236, 284, 767, 923, 1534, 1846, 3068, 3692, 3767, 4189, 7534, 8378, 15068, 16756, 48971, 54457, 97942, 108914, 195884, 217828, 222253, 267457, 444506, 534914, 889012, 1069828, 2889289, 3476941, 5778578, 6953882, 11557156, 13907764, 15779963, 31559926, 63119852, 205139519, 410279038, 820558076]

約数ペア:

[(1, 820558076), (2, 410279038), (4, 205139519), (13, 63119852), (26, 31559926), (52, 15779963), (59, 13907764), (71, 11557156), (118, 6953882), (142, 5778578), (236, 3476941), (284, 2889289), (767, 1069828), (923, 889012), (1534, 534914), (1846, 444506), (3068, 267457), (3692, 222253), (3767, 217828), (4189, 195884), (7534, 108914), (8378, 97942), (15068, 54457), (16756, 48971)]