205028330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 425059488

約数和(自身を除く): 220031158

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 113, 130, 170, 221, 226, 442, 565, 821, 1105, 1130, 1469, 1642, 1921, 2210, 2938, 3842, 4105, 7345, 8210, 9605, 10673, 13957, 14690, 19210, 21346, 24973, 27914, 49946, 53365, 69785, 92773, 106730, 124865, 139570, 181441, 185546, 249730, 362882, 463865, 907205, 927730, 1206049, 1577141, 1814410, 2412098, 3154282, 6030245, 7885705, 12060490, 15771410, 20502833, 41005666, 102514165, 205028330]

約数ペア:

[(1, 205028330), (2, 102514165), (5, 41005666), (10, 20502833), (13, 15771410), (17, 12060490), (26, 7885705), (34, 6030245), (65, 3154282), (85, 2412098), (113, 1814410), (130, 1577141), (170, 1206049), (221, 927730), (226, 907205), (442, 463865), (565, 362882), (821, 249730), (1105, 185546), (1130, 181441), (1469, 139570), (1642, 124865), (1921, 106730), (2210, 92773), (2938, 69785), (3842, 53365), (4105, 49946), (7345, 27914), (8210, 24973), (9605, 21346), (10673, 19210), (13957, 14690)]