129685400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 335395200

約数和(自身を除く): 205709800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 325, 403, 520, 620, 650, 775, 806, 1240, 1300, 1550, 1609, 1612, 2015, 2600, 3100, 3218, 3224, 4030, 6200, 6436, 8045, 8060, 10075, 12872, 16090, 16120, 20150, 20917, 32180, 40225, 40300, 41834, 49879, 64360, 80450, 80600, 83668, 99758, 104585, 160900, 167336, 199516, 209170, 249395, 321800, 399032, 418340, 498790, 522925, 648427, 836680, 997580, 1045850, 1246975, 1296854, 1995160, 2091700, 2493950, 2593708, 3242135, 4183400, 4987900, 5187416, 6484270, 9975800, 12968540, 16210675, 25937080, 32421350, 64842700, 129685400]

約数ペア:

[(1, 129685400), (2, 64842700), (4, 32421350), (5, 25937080), (8, 16210675), (10, 12968540), (13, 9975800), (20, 6484270), (25, 5187416), (26, 4987900), (31, 4183400), (40, 3242135), (50, 2593708), (52, 2493950), (62, 2091700), (65, 1995160), (100, 1296854), (104, 1246975), (124, 1045850), (130, 997580), (155, 836680), (200, 648427), (248, 522925), (260, 498790), (310, 418340), (325, 399032), (403, 321800), (520, 249395), (620, 209170), (650, 199516), (775, 167336), (806, 160900), (1240, 104585), (1300, 99758), (1550, 83668), (1609, 80600), (1612, 80450), (2015, 64360), (2600, 49879), (3100, 41834), (3218, 40300), (3224, 40225), (4030, 32180), (6200, 20917), (6436, 20150), (8045, 16120), (8060, 16090), (10075, 12872)]