207478900

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 462157920

約数和(自身を除く): 254679020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 173, 179, 268, 335, 346, 358, 670, 692, 716, 865, 895, 1340, 1675, 1730, 1790, 3350, 3460, 3580, 4325, 4475, 6700, 8650, 8950, 11591, 11993, 17300, 17900, 23182, 23986, 30967, 46364, 47972, 57955, 59965, 61934, 115910, 119930, 123868, 154835, 231820, 239860, 289775, 299825, 309670, 579550, 599650, 619340, 774175, 1159100, 1199300, 1548350, 2074789, 3096700, 4149578, 8299156, 10373945, 20747890, 41495780, 51869725, 103739450, 207478900]

約数ペア:

[(1, 207478900), (2, 103739450), (4, 51869725), (5, 41495780), (10, 20747890), (20, 10373945), (25, 8299156), (50, 4149578), (67, 3096700), (100, 2074789), (134, 1548350), (173, 1199300), (179, 1159100), (268, 774175), (335, 619340), (346, 599650), (358, 579550), (670, 309670), (692, 299825), (716, 289775), (865, 239860), (895, 231820), (1340, 154835), (1675, 123868), (1730, 119930), (1790, 115910), (3350, 61934), (3460, 59965), (3580, 57955), (4325, 47972), (4475, 46364), (6700, 30967), (8650, 23986), (8950, 23182), (11591, 17900), (11993, 17300)]