25856896

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 56977200

約数和(自身を除く): 31120304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 328, 379, 416, 533, 656, 758, 832, 1066, 1312, 1516, 1664, 2132, 2624, 3032, 4264, 4927, 5248, 6064, 8528, 9854, 12128, 15539, 17056, 19708, 24256, 31078, 34112, 39416, 48512, 62156, 68224, 78832, 124312, 157664, 202007, 248624, 315328, 404014, 497248, 630656, 808028, 994496, 1616056, 1988992, 3232112, 6464224, 12928448, 25856896]

約数ペア:

[(1, 25856896), (2, 12928448), (4, 6464224), (8, 3232112), (13, 1988992), (16, 1616056), (26, 994496), (32, 808028), (41, 630656), (52, 497248), (64, 404014), (82, 315328), (104, 248624), (128, 202007), (164, 157664), (208, 124312), (328, 78832), (379, 68224), (416, 62156), (533, 48512), (656, 39416), (758, 34112), (832, 31078), (1066, 24256), (1312, 19708), (1516, 17056), (1664, 15539), (2132, 12128), (2624, 9854), (3032, 8528), (4264, 6064), (4927, 5248)]