53831920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 129991680

約数和(自身を除く): 76159760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 103, 139, 188, 206, 235, 278, 376, 412, 470, 515, 556, 695, 752, 824, 940, 1030, 1112, 1390, 1648, 1880, 2060, 2224, 2780, 3760, 4120, 4841, 5560, 6533, 8240, 9682, 11120, 13066, 14317, 19364, 24205, 26132, 28634, 32665, 38728, 48410, 52264, 57268, 65330, 71585, 77456, 96820, 104528, 114536, 130660, 143170, 193640, 229072, 261320, 286340, 387280, 522640, 572680, 672899, 1145360, 1345798, 2691596, 3364495, 5383192, 6728990, 10766384, 13457980, 26915960, 53831920]

約数ペア:

[(1, 53831920), (2, 26915960), (4, 13457980), (5, 10766384), (8, 6728990), (10, 5383192), (16, 3364495), (20, 2691596), (40, 1345798), (47, 1145360), (80, 672899), (94, 572680), (103, 522640), (139, 387280), (188, 286340), (206, 261320), (235, 229072), (278, 193640), (376, 143170), (412, 130660), (470, 114536), (515, 104528), (556, 96820), (695, 77456), (752, 71585), (824, 65330), (940, 57268), (1030, 52264), (1112, 48410), (1390, 38728), (1648, 32665), (1880, 28634), (2060, 26132), (2224, 24205), (2780, 19364), (3760, 14317), (4120, 13066), (4841, 11120), (5560, 9682), (6533, 8240)]