72602500

素因数分解:

$2^2\times 5^4\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 160795404

約数和(自身を除く): 88192904

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 125, 226, 250, 257, 452, 500, 514, 565, 625, 1028, 1130, 1250, 1285, 2260, 2500, 2570, 2825, 5140, 5650, 6425, 11300, 12850, 14125, 25700, 28250, 29041, 32125, 56500, 58082, 64250, 70625, 116164, 128500, 141250, 145205, 160625, 282500, 290410, 321250, 580820, 642500, 726025, 1452050, 2904100, 3630125, 7260250, 14520500, 18150625, 36301250, 72602500]

約数ペア:

[(1, 72602500), (2, 36301250), (4, 18150625), (5, 14520500), (10, 7260250), (20, 3630125), (25, 2904100), (50, 1452050), (100, 726025), (113, 642500), (125, 580820), (226, 321250), (250, 290410), (257, 282500), (452, 160625), (500, 145205), (514, 141250), (565, 128500), (625, 116164), (1028, 70625), (1130, 64250), (1250, 58082), (1285, 56500), (2260, 32125), (2500, 29041), (2570, 28250), (2825, 25700), (5140, 14125), (5650, 12850), (6425, 11300)]