51930320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:229

約数の個数: 120

約数和(自身を含む): 137241216

約数和(自身を除く): 85310896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 167, 169, 184, 208, 230, 260, 299, 334, 338, 368, 460, 520, 598, 668, 676, 835, 845, 920, 1040, 1196, 1336, 1352, 1495, 1670, 1690, 1840, 2171, 2392, 2672, 2704, 2990, 3340, 3380, 3841, 3887, 4342, 4784, 5980, 6680, 6760, 7682, 7774, 8684, 10855, 11960, 13360, 13520, 15364, 15548, 17368, 19205, 19435, 21710, 23920, 28223, 30728, 31096, 34736, 38410, 38870, 43420, 49933, 56446, 61456, 62192, 76820, 77740, 86840, 99866, 112892, 141115, 153640, 155480, 173680, 199732, 225784, 249665, 282230, 307280, 310960, 399464, 451568, 499330, 564460, 649129, 798928, 998660, 1128920, 1298258, 1997320, 2257840, 2596516, 3245645, 3994640, 5193032, 6491290, 10386064, 12982580, 25965160, 51930320]

約数ペア:

[(1, 51930320), (2, 25965160), (4, 12982580), (5, 10386064), (8, 6491290), (10, 5193032), (13, 3994640), (16, 3245645), (20, 2596516), (23, 2257840), (26, 1997320), (40, 1298258), (46, 1128920), (52, 998660), (65, 798928), (80, 649129), (92, 564460), (104, 499330), (115, 451568), (130, 399464), (167, 310960), (169, 307280), (184, 282230), (208, 249665), (230, 225784), (260, 199732), (299, 173680), (334, 155480), (338, 153640), (368, 141115), (460, 112892), (520, 99866), (598, 86840), (668, 77740), (676, 76820), (835, 62192), (845, 61456), (920, 56446), (1040, 49933), (1196, 43420), (1336, 38870), (1352, 38410), (1495, 34736), (1670, 31096), (1690, 30728), (1840, 28223), (2171, 23920), (2392, 21710), (2672, 19435), (2704, 19205), (2990, 17368), (3340, 15548), (3380, 15364), (3841, 13520), (3887, 13360), (4342, 11960), (4784, 10855), (5980, 8684), (6680, 7774), (6760, 7682)]