78029140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19219}}^1$

素因数の和:19264

約数の個数: 48

約数和(自身を含む): 193737600

約数和(自身を除く): 115708460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 19219, 38438, 76876, 96095, 134533, 192190, 269066, 384380, 538132, 557351, 672665, 1114702, 1345330, 2229404, 2690660, 2786755, 3901457, 5573510, 7802914, 11147020, 15605828, 19507285, 39014570, 78029140]

約数ペア:

[(1, 78029140), (2, 39014570), (4, 19507285), (5, 15605828), (7, 11147020), (10, 7802914), (14, 5573510), (20, 3901457), (28, 2786755), (29, 2690660), (35, 2229404), (58, 1345330), (70, 1114702), (116, 672665), (140, 557351), (145, 538132), (203, 384380), (290, 269066), (406, 192190), (580, 134533), (812, 96095), (1015, 76876), (2030, 38438), (4060, 19219)]