2512500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{67}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 7437024

約数和(自身を除く): 4924524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 67, 75, 100, 125, 134, 150, 201, 250, 268, 300, 335, 375, 402, 500, 625, 670, 750, 804, 1005, 1250, 1340, 1500, 1675, 1875, 2010, 2500, 3125, 3350, 3750, 4020, 5025, 6250, 6700, 7500, 8375, 9375, 10050, 12500, 16750, 18750, 20100, 25125, 33500, 37500, 41875, 50250, 83750, 100500, 125625, 167500, 209375, 251250, 418750, 502500, 628125, 837500, 1256250, 2512500]

約数ペア:

[(1, 2512500), (2, 1256250), (3, 837500), (4, 628125), (5, 502500), (6, 418750), (10, 251250), (12, 209375), (15, 167500), (20, 125625), (25, 100500), (30, 83750), (50, 50250), (60, 41875), (67, 37500), (75, 33500), (100, 25125), (125, 20100), (134, 18750), (150, 16750), (201, 12500), (250, 10050), (268, 9375), (300, 8375), (335, 7500), (375, 6700), (402, 6250), (500, 5025), (625, 4020), (670, 3750), (750, 3350), (804, 3125), (1005, 2500), (1250, 2010), (1340, 1875), (1500, 1675)]