72132160

素因数分解:

$2^6\times 5^1\times {\mathrm{431}}^1\times {\mathrm{523}}^1$

素因数の和:971

約数の個数: 56

約数和(自身を含む): 172492416

約数和(自身を除く): 100360256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 431, 523, 862, 1046, 1724, 2092, 2155, 2615, 3448, 4184, 4310, 5230, 6896, 8368, 8620, 10460, 13792, 16736, 17240, 20920, 27584, 33472, 34480, 41840, 68960, 83680, 137920, 167360, 225413, 450826, 901652, 1127065, 1803304, 2254130, 3606608, 4508260, 7213216, 9016520, 14426432, 18033040, 36066080, 72132160]

約数ペア:

[(1, 72132160), (2, 36066080), (4, 18033040), (5, 14426432), (8, 9016520), (10, 7213216), (16, 4508260), (20, 3606608), (32, 2254130), (40, 1803304), (64, 1127065), (80, 901652), (160, 450826), (320, 225413), (431, 167360), (523, 137920), (862, 83680), (1046, 68960), (1724, 41840), (2092, 34480), (2155, 33472), (2615, 27584), (3448, 20920), (4184, 17240), (4310, 16736), (5230, 13792), (6896, 10460), (8368, 8620)]