521302280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{3181}}^1$

素因数の和:3450

約数の個数: 64

約数和(自身を含む): 1247471280

約数和(自身を除く): 726169000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 241, 340, 482, 680, 964, 1205, 1928, 2410, 3181, 4097, 4820, 6362, 8194, 9640, 12724, 15905, 16388, 20485, 25448, 31810, 32776, 40970, 54077, 63620, 81940, 108154, 127240, 163880, 216308, 270385, 432616, 540770, 766621, 1081540, 1533242, 2163080, 3066484, 3833105, 6132968, 7666210, 13032557, 15332420, 26065114, 30664840, 52130228, 65162785, 104260456, 130325570, 260651140, 521302280]

約数ペア:

[(1, 521302280), (2, 260651140), (4, 130325570), (5, 104260456), (8, 65162785), (10, 52130228), (17, 30664840), (20, 26065114), (34, 15332420), (40, 13032557), (68, 7666210), (85, 6132968), (136, 3833105), (170, 3066484), (241, 2163080), (340, 1533242), (482, 1081540), (680, 766621), (964, 540770), (1205, 432616), (1928, 270385), (2410, 216308), (3181, 163880), (4097, 127240), (4820, 108154), (6362, 81940), (8194, 63620), (9640, 54077), (12724, 40970), (15905, 32776), (16388, 31810), (20485, 25448)]