16203750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 80

約数和(自身を含む): 42174000

約数和(自身を除く): 25970250

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 125, 145, 149, 150, 174, 250, 290, 298, 375, 435, 447, 625, 725, 745, 750, 870, 894, 1250, 1450, 1490, 1875, 2175, 2235, 3625, 3725, 3750, 4321, 4350, 4470, 7250, 7450, 8642, 10875, 11175, 12963, 18125, 18625, 21605, 21750, 22350, 25926, 36250, 37250, 43210, 54375, 55875, 64815, 93125, 108025, 108750, 111750, 129630, 186250, 216050, 279375, 324075, 540125, 558750, 648150, 1080250, 1620375, 2700625, 3240750, 5401250, 8101875, 16203750]

約数ペア:

[(1, 16203750), (2, 8101875), (3, 5401250), (5, 3240750), (6, 2700625), (10, 1620375), (15, 1080250), (25, 648150), (29, 558750), (30, 540125), (50, 324075), (58, 279375), (75, 216050), (87, 186250), (125, 129630), (145, 111750), (149, 108750), (150, 108025), (174, 93125), (250, 64815), (290, 55875), (298, 54375), (375, 43210), (435, 37250), (447, 36250), (625, 25926), (725, 22350), (745, 21750), (750, 21605), (870, 18625), (894, 18125), (1250, 12963), (1450, 11175), (1490, 10875), (1875, 8642), (2175, 7450), (2235, 7250), (3625, 4470), (3725, 4350), (3750, 4321)]