31798160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 79387776

約数和(自身を除く): 47589616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 103, 136, 170, 206, 227, 272, 340, 412, 454, 515, 680, 824, 908, 1030, 1135, 1360, 1648, 1751, 1816, 2060, 2270, 3502, 3632, 3859, 4120, 4540, 7004, 7718, 8240, 8755, 9080, 14008, 15436, 17510, 18160, 19295, 23381, 28016, 30872, 35020, 38590, 46762, 61744, 70040, 77180, 93524, 116905, 140080, 154360, 187048, 233810, 308720, 374096, 397477, 467620, 794954, 935240, 1589908, 1870480, 1987385, 3179816, 3974770, 6359632, 7949540, 15899080, 31798160]

約数ペア:

[(1, 31798160), (2, 15899080), (4, 7949540), (5, 6359632), (8, 3974770), (10, 3179816), (16, 1987385), (17, 1870480), (20, 1589908), (34, 935240), (40, 794954), (68, 467620), (80, 397477), (85, 374096), (103, 308720), (136, 233810), (170, 187048), (206, 154360), (227, 140080), (272, 116905), (340, 93524), (412, 77180), (454, 70040), (515, 61744), (680, 46762), (824, 38590), (908, 35020), (1030, 30872), (1135, 28016), (1360, 23381), (1648, 19295), (1751, 18160), (1816, 17510), (2060, 15436), (2270, 14008), (3502, 9080), (3632, 8755), (3859, 8240), (4120, 7718), (4540, 7004)]