79775900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 185050656

約数和(自身を除く): 105274756

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 167, 170, 281, 334, 340, 425, 562, 668, 835, 850, 1124, 1405, 1670, 1700, 2810, 2839, 3340, 4175, 4777, 5620, 5678, 7025, 8350, 9554, 11356, 14050, 14195, 16700, 19108, 23885, 28100, 28390, 46927, 47770, 56780, 70975, 93854, 95540, 119425, 141950, 187708, 234635, 238850, 283900, 469270, 477700, 797759, 938540, 1173175, 1595518, 2346350, 3191036, 3988795, 4692700, 7977590, 15955180, 19943975, 39887950, 79775900]

約数ペア:

[(1, 79775900), (2, 39887950), (4, 19943975), (5, 15955180), (10, 7977590), (17, 4692700), (20, 3988795), (25, 3191036), (34, 2346350), (50, 1595518), (68, 1173175), (85, 938540), (100, 797759), (167, 477700), (170, 469270), (281, 283900), (334, 238850), (340, 234635), (425, 187708), (562, 141950), (668, 119425), (835, 95540), (850, 93854), (1124, 70975), (1405, 56780), (1670, 47770), (1700, 46927), (2810, 28390), (2839, 28100), (3340, 23885), (4175, 19108), (4777, 16700), (5620, 14195), (5678, 14050), (7025, 11356), (8350, 9554)]