72201880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 170748000

約数和(自身を除く): 98546120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 929, 1160, 1340, 1858, 1943, 2680, 3716, 3886, 4645, 7432, 7772, 9290, 9715, 15544, 18580, 19430, 26941, 37160, 38860, 53882, 62243, 77720, 107764, 124486, 134705, 215528, 248972, 269410, 311215, 497944, 538820, 622430, 1077640, 1244860, 1805047, 2489720, 3610094, 7220188, 9025235, 14440376, 18050470, 36100940, 72201880]

約数ペア:

[(1, 72201880), (2, 36100940), (4, 18050470), (5, 14440376), (8, 9025235), (10, 7220188), (20, 3610094), (29, 2489720), (40, 1805047), (58, 1244860), (67, 1077640), (116, 622430), (134, 538820), (145, 497944), (232, 311215), (268, 269410), (290, 248972), (335, 215528), (536, 134705), (580, 124486), (670, 107764), (929, 77720), (1160, 62243), (1340, 53882), (1858, 38860), (1943, 37160), (2680, 26941), (3716, 19430), (3886, 18580), (4645, 15544), (7432, 9715), (7772, 9290)]