49601240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 132088320

約数和(自身を除く): 82487080

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 181, 221, 248, 260, 310, 340, 362, 403, 442, 520, 527, 620, 680, 724, 806, 884, 905, 1054, 1105, 1240, 1448, 1612, 1768, 1810, 2015, 2108, 2210, 2353, 2635, 3077, 3224, 3620, 4030, 4216, 4420, 4706, 5270, 5611, 6154, 6851, 7240, 8060, 8840, 9412, 10540, 11222, 11765, 12308, 13702, 15385, 16120, 18824, 21080, 22444, 23530, 24616, 27404, 28055, 30770, 34255, 40001, 44888, 47060, 54808, 56110, 61540, 68510, 72943, 80002, 94120, 95387, 112220, 123080, 137020, 145886, 160004, 190774, 200005, 224440, 274040, 291772, 320008, 364715, 381548, 400010, 476935, 583544, 729430, 763096, 800020, 953870, 1240031, 1458860, 1600040, 1907740, 2480062, 2917720, 3815480, 4960124, 6200155, 9920248, 12400310, 24800620, 49601240]

約数ペア:

[(1, 49601240), (2, 24800620), (4, 12400310), (5, 9920248), (8, 6200155), (10, 4960124), (13, 3815480), (17, 2917720), (20, 2480062), (26, 1907740), (31, 1600040), (34, 1458860), (40, 1240031), (52, 953870), (62, 800020), (65, 763096), (68, 729430), (85, 583544), (104, 476935), (124, 400010), (130, 381548), (136, 364715), (155, 320008), (170, 291772), (181, 274040), (221, 224440), (248, 200005), (260, 190774), (310, 160004), (340, 145886), (362, 137020), (403, 123080), (442, 112220), (520, 95387), (527, 94120), (620, 80002), (680, 72943), (724, 68510), (806, 61540), (884, 56110), (905, 54808), (1054, 47060), (1105, 44888), (1240, 40001), (1448, 34255), (1612, 30770), (1768, 28055), (1810, 27404), (2015, 24616), (2108, 23530), (2210, 22444), (2353, 21080), (2635, 18824), (3077, 16120), (3224, 15385), (3620, 13702), (4030, 12308), (4216, 11765), (4420, 11222), (4706, 10540), (5270, 9412), (5611, 8840), (6154, 8060), (6851, 7240)]