47972500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:674

約数の個数: 60

約数和(自身を含む): 108465280

約数和(自身を除く): 60492780

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 619, 620, 625, 775, 1238, 1250, 1550, 2476, 2500, 3095, 3100, 3875, 6190, 7750, 12380, 15475, 15500, 19189, 19375, 30950, 38378, 38750, 61900, 76756, 77375, 77500, 95945, 154750, 191890, 309500, 383780, 386875, 479725, 773750, 959450, 1547500, 1918900, 2398625, 4797250, 9594500, 11993125, 23986250, 47972500]

約数ペア:

[(1, 47972500), (2, 23986250), (4, 11993125), (5, 9594500), (10, 4797250), (20, 2398625), (25, 1918900), (31, 1547500), (50, 959450), (62, 773750), (100, 479725), (124, 386875), (125, 383780), (155, 309500), (250, 191890), (310, 154750), (500, 95945), (619, 77500), (620, 77375), (625, 76756), (775, 61900), (1238, 38750), (1250, 38378), (1550, 30950), (2476, 19375), (2500, 19189), (3095, 15500), (3100, 15475), (3875, 12380), (6190, 7750)]