57125780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 137894400

約数和(自身を除く): 80768620

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 37, 38, 68, 74, 76, 85, 95, 148, 170, 185, 190, 239, 323, 340, 370, 380, 478, 629, 646, 703, 740, 956, 1195, 1258, 1292, 1406, 1615, 2390, 2516, 2812, 3145, 3230, 3515, 4063, 4541, 4780, 6290, 6460, 7030, 8126, 8843, 9082, 11951, 12580, 14060, 16252, 17686, 18164, 20315, 22705, 23902, 35372, 40630, 44215, 45410, 47804, 59755, 77197, 81260, 88430, 90820, 119510, 150331, 154394, 168017, 176860, 239020, 300662, 308788, 336034, 385985, 601324, 672068, 751655, 771970, 840085, 1503310, 1543940, 1680170, 2856289, 3006620, 3360340, 5712578, 11425156, 14281445, 28562890, 57125780]

約数ペア:

[(1, 57125780), (2, 28562890), (4, 14281445), (5, 11425156), (10, 5712578), (17, 3360340), (19, 3006620), (20, 2856289), (34, 1680170), (37, 1543940), (38, 1503310), (68, 840085), (74, 771970), (76, 751655), (85, 672068), (95, 601324), (148, 385985), (170, 336034), (185, 308788), (190, 300662), (239, 239020), (323, 176860), (340, 168017), (370, 154394), (380, 150331), (478, 119510), (629, 90820), (646, 88430), (703, 81260), (740, 77197), (956, 59755), (1195, 47804), (1258, 45410), (1292, 44215), (1406, 40630), (1615, 35372), (2390, 23902), (2516, 22705), (2812, 20315), (3145, 18164), (3230, 17686), (3515, 16252), (4063, 14060), (4541, 12580), (4780, 11951), (6290, 9082), (6460, 8843), (7030, 8126)]