25469600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 69995520

約数和(自身を除く): 44525920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 79, 80, 100, 104, 124, 130, 155, 158, 160, 200, 208, 248, 260, 310, 316, 325, 395, 400, 403, 416, 496, 520, 620, 632, 650, 775, 790, 800, 806, 992, 1027, 1040, 1240, 1264, 1300, 1550, 1580, 1612, 1975, 2015, 2054, 2080, 2449, 2480, 2528, 2600, 3100, 3160, 3224, 3950, 4030, 4108, 4898, 4960, 5135, 5200, 6200, 6320, 6448, 7900, 8060, 8216, 9796, 10075, 10270, 10400, 12245, 12400, 12640, 12896, 15800, 16120, 16432, 19592, 20150, 20540, 24490, 24800, 25675, 31600, 31837, 32240, 32864, 39184, 40300, 41080, 48980, 51350, 61225, 63200, 63674, 64480, 78368, 80600, 82160, 97960, 102700, 122450, 127348, 159185, 161200, 164320, 195920, 205400, 244900, 254696, 318370, 322400, 391840, 410800, 489800, 509392, 636740, 795925, 821600, 979600, 1018784, 1273480, 1591850, 1959200, 2546960, 3183700, 5093920, 6367400, 12734800, 25469600]

約数ペア:

[(1, 25469600), (2, 12734800), (4, 6367400), (5, 5093920), (8, 3183700), (10, 2546960), (13, 1959200), (16, 1591850), (20, 1273480), (25, 1018784), (26, 979600), (31, 821600), (32, 795925), (40, 636740), (50, 509392), (52, 489800), (62, 410800), (65, 391840), (79, 322400), (80, 318370), (100, 254696), (104, 244900), (124, 205400), (130, 195920), (155, 164320), (158, 161200), (160, 159185), (200, 127348), (208, 122450), (248, 102700), (260, 97960), (310, 82160), (316, 80600), (325, 78368), (395, 64480), (400, 63674), (403, 63200), (416, 61225), (496, 51350), (520, 48980), (620, 41080), (632, 40300), (650, 39184), (775, 32864), (790, 32240), (800, 31837), (806, 31600), (992, 25675), (1027, 24800), (1040, 24490), (1240, 20540), (1264, 20150), (1300, 19592), (1550, 16432), (1580, 16120), (1612, 15800), (1975, 12896), (2015, 12640), (2054, 12400), (2080, 12245), (2449, 10400), (2480, 10270), (2528, 10075), (2600, 9796), (3100, 8216), (3160, 8060), (3224, 7900), (3950, 6448), (4030, 6320), (4108, 6200), (4898, 5200), (4960, 5135)]