421036750

素因数分解:

$2^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 808704000

約数和(自身を除く): 387667250

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 127, 149, 178, 250, 254, 298, 445, 635, 745, 890, 1270, 1490, 2225, 3175, 3725, 4450, 6350, 7450, 11125, 11303, 13261, 15875, 18625, 18923, 22250, 22606, 26522, 31750, 37250, 37846, 56515, 66305, 94615, 113030, 132610, 189230, 282575, 331525, 473075, 565150, 663050, 946150, 1412875, 1657625, 1684147, 2365375, 2825750, 3315250, 3368294, 4730750, 8420735, 16841470, 42103675, 84207350, 210518375, 421036750]

約数ペア:

[(1, 421036750), (2, 210518375), (5, 84207350), (10, 42103675), (25, 16841470), (50, 8420735), (89, 4730750), (125, 3368294), (127, 3315250), (149, 2825750), (178, 2365375), (250, 1684147), (254, 1657625), (298, 1412875), (445, 946150), (635, 663050), (745, 565150), (890, 473075), (1270, 331525), (1490, 282575), (2225, 189230), (3175, 132610), (3725, 113030), (4450, 94615), (6350, 66305), (7450, 56515), (11125, 37846), (11303, 37250), (13261, 31750), (15875, 26522), (18625, 22606), (18923, 22250)]