80199160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 189734400

約数和(自身を除く): 109535240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 179, 184, 230, 358, 460, 487, 716, 895, 920, 974, 1432, 1790, 1948, 2435, 3580, 3896, 4117, 4870, 7160, 8234, 9740, 11201, 16468, 19480, 20585, 22402, 32936, 41170, 44804, 56005, 82340, 87173, 89608, 112010, 164680, 174346, 224020, 348692, 435865, 448040, 697384, 871730, 1743460, 2004979, 3486920, 4009958, 8019916, 10024895, 16039832, 20049790, 40099580, 80199160]

約数ペア:

[(1, 80199160), (2, 40099580), (4, 20049790), (5, 16039832), (8, 10024895), (10, 8019916), (20, 4009958), (23, 3486920), (40, 2004979), (46, 1743460), (92, 871730), (115, 697384), (179, 448040), (184, 435865), (230, 348692), (358, 224020), (460, 174346), (487, 164680), (716, 112010), (895, 89608), (920, 87173), (974, 82340), (1432, 56005), (1790, 44804), (1948, 41170), (2435, 32936), (3580, 22402), (3896, 20585), (4117, 19480), (4870, 16468), (7160, 11201), (8234, 9740)]