3818750

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 7874496

約数和(自身を除く): 4055746

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 125, 130, 235, 250, 325, 470, 611, 625, 650, 1175, 1222, 1250, 1625, 2350, 3055, 3125, 3250, 5875, 6110, 6250, 8125, 11750, 15275, 16250, 29375, 30550, 40625, 58750, 76375, 81250, 146875, 152750, 293750, 381875, 763750, 1909375, 3818750]

約数ペア:

[(1, 3818750), (2, 1909375), (5, 763750), (10, 381875), (13, 293750), (25, 152750), (26, 146875), (47, 81250), (50, 76375), (65, 58750), (94, 40625), (125, 30550), (130, 29375), (235, 16250), (250, 15275), (325, 11750), (470, 8125), (611, 6250), (625, 6110), (650, 5875), (1175, 3250), (1222, 3125), (1250, 3055), (1625, 2350)]