25808176

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 53300160

約数和(自身を除く): 27491984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 239, 272, 397, 478, 794, 956, 1588, 1912, 3176, 3824, 4063, 6352, 6749, 8126, 13498, 16252, 26996, 32504, 53992, 65008, 94883, 107984, 189766, 379532, 759064, 1518128, 1613011, 3226022, 6452044, 12904088, 25808176]

約数ペア:

[(1, 25808176), (2, 12904088), (4, 6452044), (8, 3226022), (16, 1613011), (17, 1518128), (34, 759064), (68, 379532), (136, 189766), (239, 107984), (272, 94883), (397, 65008), (478, 53992), (794, 32504), (956, 26996), (1588, 16252), (1912, 13498), (3176, 8126), (3824, 6749), (4063, 6352)]