91225250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 179712000

約数和(自身を除く): 88486750

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 125, 149, 155, 158, 250, 298, 310, 395, 745, 775, 790, 1490, 1550, 1975, 2449, 3725, 3875, 3950, 4619, 4898, 7450, 7750, 9238, 9875, 11771, 12245, 18625, 19750, 23095, 23542, 24490, 37250, 46190, 58855, 61225, 115475, 117710, 122450, 230950, 294275, 306125, 364901, 577375, 588550, 612250, 729802, 1154750, 1471375, 1824505, 2942750, 3649010, 9122525, 18245050, 45612625, 91225250]

約数ペア:

[(1, 91225250), (2, 45612625), (5, 18245050), (10, 9122525), (25, 3649010), (31, 2942750), (50, 1824505), (62, 1471375), (79, 1154750), (125, 729802), (149, 612250), (155, 588550), (158, 577375), (250, 364901), (298, 306125), (310, 294275), (395, 230950), (745, 122450), (775, 117710), (790, 115475), (1490, 61225), (1550, 58855), (1975, 46190), (2449, 37250), (3725, 24490), (3875, 23542), (3950, 23095), (4619, 19750), (4898, 18625), (7450, 12245), (7750, 11771), (9238, 9875)]