79337860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 196643160

約数和(自身を除く): 117305300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1109, 1460, 2044, 2218, 2555, 3577, 4436, 5110, 5545, 7154, 7763, 10220, 11090, 14308, 15526, 17885, 22180, 31052, 35770, 38815, 54341, 71540, 77630, 80957, 108682, 155260, 161914, 217364, 271705, 323828, 404785, 543410, 566699, 809570, 1086820, 1133398, 1619140, 2266796, 2833495, 3966893, 5666990, 7933786, 11333980, 15867572, 19834465, 39668930, 79337860]

約数ペア:

[(1, 79337860), (2, 39668930), (4, 19834465), (5, 15867572), (7, 11333980), (10, 7933786), (14, 5666990), (20, 3966893), (28, 2833495), (35, 2266796), (49, 1619140), (70, 1133398), (73, 1086820), (98, 809570), (140, 566699), (146, 543410), (196, 404785), (245, 323828), (292, 271705), (365, 217364), (490, 161914), (511, 155260), (730, 108682), (980, 80957), (1022, 77630), (1109, 71540), (1460, 54341), (2044, 38815), (2218, 35770), (2555, 31052), (3577, 22180), (4436, 17885), (5110, 15526), (5545, 14308), (7154, 11090), (7763, 10220)]