16081250

素因数分解:

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

素因数の和:141

約数の個数: 48

約数和(自身を含む): 31497984

約数和(自身を除く): 15416734

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 125, 155, 166, 250, 310, 415, 625, 775, 830, 1250, 1550, 2075, 2573, 3125, 3875, 4150, 5146, 6250, 7750, 10375, 12865, 19375, 20750, 25730, 38750, 51875, 64325, 96875, 103750, 128650, 193750, 259375, 321625, 518750, 643250, 1608125, 3216250, 8040625, 16081250]

約数ペア:

[(1, 16081250), (2, 8040625), (5, 3216250), (10, 1608125), (25, 643250), (31, 518750), (50, 321625), (62, 259375), (83, 193750), (125, 128650), (155, 103750), (166, 96875), (250, 64325), (310, 51875), (415, 38750), (625, 25730), (775, 20750), (830, 19375), (1250, 12865), (1550, 10375), (2075, 7750), (2573, 6250), (3125, 5146), (3875, 4150)]