197565728

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2521}}^1$

素因数の和:2641

約数の個数: 48

約数和(自身を含む): 406748160

約数和(自身を除く): 209182432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 79, 124, 158, 248, 316, 496, 632, 992, 1264, 2449, 2521, 2528, 4898, 5042, 9796, 10084, 19592, 20168, 39184, 40336, 78151, 78368, 80672, 156302, 199159, 312604, 398318, 625208, 796636, 1250416, 1593272, 2500832, 3186544, 6173929, 6373088, 12347858, 24695716, 49391432, 98782864, 197565728]

約数ペア:

[(1, 197565728), (2, 98782864), (4, 49391432), (8, 24695716), (16, 12347858), (31, 6373088), (32, 6173929), (62, 3186544), (79, 2500832), (124, 1593272), (158, 1250416), (248, 796636), (316, 625208), (496, 398318), (632, 312604), (992, 199159), (1264, 156302), (2449, 80672), (2521, 78368), (2528, 78151), (4898, 40336), (5042, 39184), (9796, 20168), (10084, 19592)]