2573000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 6289920

約数和(自身を除く): 3716920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 83, 100, 124, 125, 155, 166, 200, 248, 250, 310, 332, 415, 500, 620, 664, 775, 830, 1000, 1240, 1550, 1660, 2075, 2573, 3100, 3320, 3875, 4150, 5146, 6200, 7750, 8300, 10292, 10375, 12865, 15500, 16600, 20584, 20750, 25730, 31000, 41500, 51460, 64325, 83000, 102920, 128650, 257300, 321625, 514600, 643250, 1286500, 2573000]

約数ペア:

[(1, 2573000), (2, 1286500), (4, 643250), (5, 514600), (8, 321625), (10, 257300), (20, 128650), (25, 102920), (31, 83000), (40, 64325), (50, 51460), (62, 41500), (83, 31000), (100, 25730), (124, 20750), (125, 20584), (155, 16600), (166, 15500), (200, 12865), (248, 10375), (250, 10292), (310, 8300), (332, 7750), (415, 6200), (500, 5146), (620, 4150), (664, 3875), (775, 3320), (830, 3100), (1000, 2573), (1240, 2075), (1550, 1660)]