63303920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 157891680

約数和(自身を除く): 94587760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 170, 178, 272, 340, 356, 445, 523, 680, 712, 890, 1046, 1360, 1424, 1513, 1780, 2092, 2615, 3026, 3560, 4184, 5230, 6052, 7120, 7565, 8368, 8891, 10460, 12104, 15130, 17782, 20920, 24208, 30260, 35564, 41840, 44455, 46547, 60520, 71128, 88910, 93094, 121040, 142256, 177820, 186188, 232735, 355640, 372376, 465470, 711280, 744752, 791299, 930940, 1582598, 1861880, 3165196, 3723760, 3956495, 6330392, 7912990, 12660784, 15825980, 31651960, 63303920]

約数ペア:

[(1, 63303920), (2, 31651960), (4, 15825980), (5, 12660784), (8, 7912990), (10, 6330392), (16, 3956495), (17, 3723760), (20, 3165196), (34, 1861880), (40, 1582598), (68, 930940), (80, 791299), (85, 744752), (89, 711280), (136, 465470), (170, 372376), (178, 355640), (272, 232735), (340, 186188), (356, 177820), (445, 142256), (523, 121040), (680, 93094), (712, 88910), (890, 71128), (1046, 60520), (1360, 46547), (1424, 44455), (1513, 41840), (1780, 35564), (2092, 30260), (2615, 24208), (3026, 20920), (3560, 17782), (4184, 15130), (5230, 12104), (6052, 10460), (7120, 8891), (7565, 8368)]