25393040

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2423}}^1$

素因数の和:2567

約数の個数: 40

約数和(自身を含む): 59514048

約数和(自身を除く): 34121008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2423, 2620, 4846, 5240, 9692, 10480, 12115, 19384, 24230, 38768, 48460, 96920, 193840, 317413, 634826, 1269652, 1587065, 2539304, 3174130, 5078608, 6348260, 12696520, 25393040]

約数ペア:

[(1, 25393040), (2, 12696520), (4, 6348260), (5, 5078608), (8, 3174130), (10, 2539304), (16, 1587065), (20, 1269652), (40, 634826), (80, 317413), (131, 193840), (262, 96920), (524, 48460), (655, 38768), (1048, 24230), (1310, 19384), (2096, 12115), (2423, 10480), (2620, 9692), (4846, 5240)]