64343968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1129}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 137539080

約数和(自身を除く): 73195112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 208, 274, 416, 548, 1096, 1129, 1781, 2192, 2258, 3562, 4384, 4516, 7124, 9032, 14248, 14677, 18064, 28496, 29354, 36128, 56992, 58708, 117416, 154673, 234832, 309346, 469664, 618692, 1237384, 2010749, 2474768, 4021498, 4949536, 8042996, 16085992, 32171984, 64343968]

約数ペア:

[(1, 64343968), (2, 32171984), (4, 16085992), (8, 8042996), (13, 4949536), (16, 4021498), (26, 2474768), (32, 2010749), (52, 1237384), (104, 618692), (137, 469664), (208, 309346), (274, 234832), (416, 154673), (548, 117416), (1096, 58708), (1129, 56992), (1781, 36128), (2192, 29354), (2258, 28496), (3562, 18064), (4384, 14677), (4516, 14248), (7124, 9032)]