128812500

素因数分解:

$2^2\times 3^2\times 5^6\times {\mathrm{229}}^1$

素因数の和:269

約数の個数: 126

約数和(自身を含む): 408783830

約数和(自身を除く): 279971330

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 229, 250, 300, 375, 450, 458, 500, 625, 687, 750, 900, 916, 1125, 1145, 1250, 1374, 1500, 1875, 2061, 2250, 2290, 2500, 2748, 3125, 3435, 3750, 4122, 4500, 4580, 5625, 5725, 6250, 6870, 7500, 8244, 9375, 10305, 11250, 11450, 12500, 13740, 15625, 17175, 18750, 20610, 22500, 22900, 28125, 28625, 31250, 34350, 37500, 41220, 46875, 51525, 56250, 57250, 62500, 68700, 85875, 93750, 103050, 112500, 114500, 140625, 143125, 171750, 187500, 206100, 257625, 281250, 286250, 343500, 429375, 515250, 562500, 572500, 715625, 858750, 1030500, 1288125, 1431250, 1717500, 2146875, 2576250, 2862500, 3578125, 4293750, 5152500, 6440625, 7156250, 8587500, 10734375, 12881250, 14312500, 21468750, 25762500, 32203125, 42937500, 64406250, 128812500]

約数ペア:

[(1, 128812500), (2, 64406250), (3, 42937500), (4, 32203125), (5, 25762500), (6, 21468750), (9, 14312500), (10, 12881250), (12, 10734375), (15, 8587500), (18, 7156250), (20, 6440625), (25, 5152500), (30, 4293750), (36, 3578125), (45, 2862500), (50, 2576250), (60, 2146875), (75, 1717500), (90, 1431250), (100, 1288125), (125, 1030500), (150, 858750), (180, 715625), (225, 572500), (229, 562500), (250, 515250), (300, 429375), (375, 343500), (450, 286250), (458, 281250), (500, 257625), (625, 206100), (687, 187500), (750, 171750), (900, 143125), (916, 140625), (1125, 114500), (1145, 112500), (1250, 103050), (1374, 93750), (1500, 85875), (1875, 68700), (2061, 62500), (2250, 57250), (2290, 56250), (2500, 51525), (2748, 46875), (3125, 41220), (3435, 37500), (3750, 34350), (4122, 31250), (4500, 28625), (4580, 28125), (5625, 22900), (5725, 22500), (6250, 20610), (6870, 18750), (7500, 17175), (8244, 15625), (9375, 13740), (10305, 12500), (11250, 11450)]