20302500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{2707}}^1$

素因数の和:2734

約数の個数: 60

約数和(自身を含む): 59218544

約数和(自身を除く): 38916044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 2707, 3750, 5414, 7500, 8121, 10828, 13535, 16242, 27070, 32484, 40605, 54140, 67675, 81210, 135350, 162420, 203025, 270700, 338375, 406050, 676750, 812100, 1015125, 1353500, 1691875, 2030250, 3383750, 4060500, 5075625, 6767500, 10151250, 20302500]

約数ペア:

[(1, 20302500), (2, 10151250), (3, 6767500), (4, 5075625), (5, 4060500), (6, 3383750), (10, 2030250), (12, 1691875), (15, 1353500), (20, 1015125), (25, 812100), (30, 676750), (50, 406050), (60, 338375), (75, 270700), (100, 203025), (125, 162420), (150, 135350), (250, 81210), (300, 67675), (375, 54140), (500, 40605), (625, 32484), (750, 27070), (1250, 16242), (1500, 13535), (1875, 10828), (2500, 8121), (2707, 7500), (3750, 5414)]