2050221680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{33413}}^1$

素因数の和:33498

約数の個数: 80

約数和(自身を含む): 5220603360

約数和(自身を除く): 3170381680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1534, 2360, 3068, 3835, 4720, 6136, 7670, 12272, 15340, 30680, 33413, 61360, 66826, 133652, 167065, 267304, 334130, 434369, 534608, 668260, 868738, 1336520, 1737476, 1971367, 2171845, 2673040, 3474952, 3942734, 4343690, 6949904, 7885468, 8687380, 9856835, 15770936, 17374760, 19713670, 25627771, 31541872, 34749520, 39427340, 51255542, 78854680, 102511084, 128138855, 157709360, 205022168, 256277710, 410044336, 512555420, 1025110840, 2050221680]

約数ペア:

[(1, 2050221680), (2, 1025110840), (4, 512555420), (5, 410044336), (8, 256277710), (10, 205022168), (13, 157709360), (16, 128138855), (20, 102511084), (26, 78854680), (40, 51255542), (52, 39427340), (59, 34749520), (65, 31541872), (80, 25627771), (104, 19713670), (118, 17374760), (130, 15770936), (208, 9856835), (236, 8687380), (260, 7885468), (295, 6949904), (472, 4343690), (520, 3942734), (590, 3474952), (767, 2673040), (944, 2171845), (1040, 1971367), (1180, 1737476), (1534, 1336520), (2360, 868738), (3068, 668260), (3835, 534608), (4720, 434369), (6136, 334130), (7670, 267304), (12272, 167065), (15340, 133652), (30680, 66826), (33413, 61360)]