16312500

素因数分解:

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

素因数の和:69

約数の個数: 126

約数和(自身を含む): 53319630

約数和(自身を除く): 37007130

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 125, 145, 150, 174, 180, 225, 250, 261, 290, 300, 348, 375, 435, 450, 500, 522, 580, 625, 725, 750, 870, 900, 1044, 1125, 1250, 1305, 1450, 1500, 1740, 1875, 2175, 2250, 2500, 2610, 2900, 3125, 3625, 3750, 4350, 4500, 5220, 5625, 6250, 6525, 7250, 7500, 8700, 9375, 10875, 11250, 12500, 13050, 14500, 15625, 18125, 18750, 21750, 22500, 26100, 28125, 31250, 32625, 36250, 37500, 43500, 46875, 54375, 56250, 62500, 65250, 72500, 90625, 93750, 108750, 112500, 130500, 140625, 163125, 181250, 187500, 217500, 271875, 281250, 326250, 362500, 453125, 543750, 562500, 652500, 815625, 906250, 1087500, 1359375, 1631250, 1812500, 2718750, 3262500, 4078125, 5437500, 8156250, 16312500]

約数ペア:

[(1, 16312500), (2, 8156250), (3, 5437500), (4, 4078125), (5, 3262500), (6, 2718750), (9, 1812500), (10, 1631250), (12, 1359375), (15, 1087500), (18, 906250), (20, 815625), (25, 652500), (29, 562500), (30, 543750), (36, 453125), (45, 362500), (50, 326250), (58, 281250), (60, 271875), (75, 217500), (87, 187500), (90, 181250), (100, 163125), (116, 140625), (125, 130500), (145, 112500), (150, 108750), (174, 93750), (180, 90625), (225, 72500), (250, 65250), (261, 62500), (290, 56250), (300, 54375), (348, 46875), (375, 43500), (435, 37500), (450, 36250), (500, 32625), (522, 31250), (580, 28125), (625, 26100), (725, 22500), (750, 21750), (870, 18750), (900, 18125), (1044, 15625), (1125, 14500), (1250, 13050), (1305, 12500), (1450, 11250), (1500, 10875), (1740, 9375), (1875, 8700), (2175, 7500), (2250, 7250), (2500, 6525), (2610, 6250), (2900, 5625), (3125, 5220), (3625, 4500), (3750, 4350)]