8648250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 23272704

約数和(自身を除く): 14624454

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 887, 975, 1625, 1774, 1950, 2661, 3250, 4435, 4875, 5322, 8870, 9750, 11531, 13305, 22175, 23062, 26610, 34593, 44350, 57655, 66525, 69186, 110875, 115310, 133050, 172965, 221750, 288275, 332625, 345930, 576550, 665250, 864825, 1441375, 1729650, 2882750, 4324125, 8648250]

約数ペア:

[(1, 8648250), (2, 4324125), (3, 2882750), (5, 1729650), (6, 1441375), (10, 864825), (13, 665250), (15, 576550), (25, 345930), (26, 332625), (30, 288275), (39, 221750), (50, 172965), (65, 133050), (75, 115310), (78, 110875), (125, 69186), (130, 66525), (150, 57655), (195, 44350), (250, 34593), (325, 26610), (375, 23062), (390, 22175), (650, 13305), (750, 11531), (887, 9750), (975, 8870), (1625, 5322), (1774, 4875), (1950, 4435), (2661, 3250)]