74495770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 147692160

約数和(自身を除く): 73196390

約数列:

[1, 2, 5, 10, 19, 38, 41, 73, 82, 95, 131, 146, 190, 205, 262, 365, 410, 655, 730, 779, 1310, 1387, 1558, 2489, 2774, 2993, 3895, 4978, 5371, 5986, 6935, 7790, 9563, 10742, 12445, 13870, 14965, 19126, 24890, 26855, 29930, 47815, 53710, 56867, 95630, 102049, 113734, 181697, 204098, 284335, 363394, 392083, 510245, 568670, 784166, 908485, 1020490, 1816970, 1960415, 3920830, 7449577, 14899154, 37247885, 74495770]

約数ペア:

[(1, 74495770), (2, 37247885), (5, 14899154), (10, 7449577), (19, 3920830), (38, 1960415), (41, 1816970), (73, 1020490), (82, 908485), (95, 784166), (131, 568670), (146, 510245), (190, 392083), (205, 363394), (262, 284335), (365, 204098), (410, 181697), (655, 113734), (730, 102049), (779, 95630), (1310, 56867), (1387, 53710), (1558, 47815), (2489, 29930), (2774, 26855), (2993, 24890), (3895, 19126), (4978, 14965), (5371, 13870), (5986, 12445), (6935, 10742), (7790, 9563)]