48872500

素因数分解:

$2^2\times 5^4\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 60

約数和(自身を含む): 108443412

約数和(自身を除く): 59570912

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 125, 173, 226, 250, 346, 452, 500, 565, 625, 692, 865, 1130, 1250, 1730, 2260, 2500, 2825, 3460, 4325, 5650, 8650, 11300, 14125, 17300, 19549, 21625, 28250, 39098, 43250, 56500, 70625, 78196, 86500, 97745, 108125, 141250, 195490, 216250, 282500, 390980, 432500, 488725, 977450, 1954900, 2443625, 4887250, 9774500, 12218125, 24436250, 48872500]

約数ペア:

[(1, 48872500), (2, 24436250), (4, 12218125), (5, 9774500), (10, 4887250), (20, 2443625), (25, 1954900), (50, 977450), (100, 488725), (113, 432500), (125, 390980), (173, 282500), (226, 216250), (250, 195490), (346, 141250), (452, 108125), (500, 97745), (565, 86500), (625, 78196), (692, 70625), (865, 56500), (1130, 43250), (1250, 39098), (1730, 28250), (2260, 21625), (2500, 19549), (2825, 17300), (3460, 14125), (4325, 11300), (5650, 8650)]