8156250

素因数分解:

$2^1\times 3^2\times 5^6\times {\mathrm{29}}^1$

素因数の和:67

約数の個数: 84

約数和(自身を含む): 22851270

約数和(自身を除く): 14695020

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 125, 145, 150, 174, 225, 250, 261, 290, 375, 435, 450, 522, 625, 725, 750, 870, 1125, 1250, 1305, 1450, 1875, 2175, 2250, 2610, 3125, 3625, 3750, 4350, 5625, 6250, 6525, 7250, 9375, 10875, 11250, 13050, 15625, 18125, 18750, 21750, 28125, 31250, 32625, 36250, 46875, 54375, 56250, 65250, 90625, 93750, 108750, 140625, 163125, 181250, 271875, 281250, 326250, 453125, 543750, 815625, 906250, 1359375, 1631250, 2718750, 4078125, 8156250]

約数ペア:

[(1, 8156250), (2, 4078125), (3, 2718750), (5, 1631250), (6, 1359375), (9, 906250), (10, 815625), (15, 543750), (18, 453125), (25, 326250), (29, 281250), (30, 271875), (45, 181250), (50, 163125), (58, 140625), (75, 108750), (87, 93750), (90, 90625), (125, 65250), (145, 56250), (150, 54375), (174, 46875), (225, 36250), (250, 32625), (261, 31250), (290, 28125), (375, 21750), (435, 18750), (450, 18125), (522, 15625), (625, 13050), (725, 11250), (750, 10875), (870, 9375), (1125, 7250), (1250, 6525), (1305, 6250), (1450, 5625), (1875, 4350), (2175, 3750), (2250, 3625), (2610, 3125)]