201589900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{65029}}^1$

素因数の和:65074

約数の個数: 36

約数和(自身を含む): 451568320

約数和(自身を除く): 249978420

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 65029, 130058, 260116, 325145, 650290, 1300580, 1625725, 2015899, 3251450, 4031798, 6502900, 8063596, 10079495, 20158990, 40317980, 50397475, 100794950, 201589900]

約数ペア:

[(1, 201589900), (2, 100794950), (4, 50397475), (5, 40317980), (10, 20158990), (20, 10079495), (25, 8063596), (31, 6502900), (50, 4031798), (62, 3251450), (100, 2015899), (124, 1625725), (155, 1300580), (310, 650290), (620, 325145), (775, 260116), (1550, 130058), (3100, 65029)]