160161440

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12671}}^1$

素因数の和:12765

約数の個数: 48

約数和(自身を含む): 383201280

約数和(自身を除く): 223039840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 12671, 25342, 50684, 63355, 101368, 126710, 202736, 253420, 405472, 506840, 1001009, 1013680, 2002018, 2027360, 4004036, 5005045, 8008072, 10010090, 16016144, 20020180, 32032288, 40040360, 80080720, 160161440]

約数ペア:

[(1, 160161440), (2, 80080720), (4, 40040360), (5, 32032288), (8, 20020180), (10, 16016144), (16, 10010090), (20, 8008072), (32, 5005045), (40, 4004036), (79, 2027360), (80, 2002018), (158, 1013680), (160, 1001009), (316, 506840), (395, 405472), (632, 253420), (790, 202736), (1264, 126710), (1580, 101368), (2528, 63355), (3160, 50684), (6320, 25342), (12640, 12671)]