2507500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:100

約数の個数: 60

約数和(自身を含む): 5904360

約数和(自身を除く): 3396860

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 59, 68, 85, 100, 118, 125, 170, 236, 250, 295, 340, 425, 500, 590, 625, 850, 1003, 1180, 1250, 1475, 1700, 2006, 2125, 2500, 2950, 4012, 4250, 5015, 5900, 7375, 8500, 10030, 10625, 14750, 20060, 21250, 25075, 29500, 36875, 42500, 50150, 73750, 100300, 125375, 147500, 250750, 501500, 626875, 1253750, 2507500]

約数ペア:

[(1, 2507500), (2, 1253750), (4, 626875), (5, 501500), (10, 250750), (17, 147500), (20, 125375), (25, 100300), (34, 73750), (50, 50150), (59, 42500), (68, 36875), (85, 29500), (100, 25075), (118, 21250), (125, 20060), (170, 14750), (236, 10625), (250, 10030), (295, 8500), (340, 7375), (425, 5900), (500, 5015), (590, 4250), (625, 4012), (850, 2950), (1003, 2500), (1180, 2125), (1250, 2006), (1475, 1700)]