8757190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 18289152

約数和(自身を除く): 9531962

約数列:

[1, 2, 5, 10, 13, 26, 31, 41, 53, 62, 65, 82, 106, 130, 155, 205, 265, 310, 403, 410, 530, 533, 689, 806, 1066, 1271, 1378, 1643, 2015, 2173, 2542, 2665, 3286, 3445, 4030, 4346, 5330, 6355, 6890, 8215, 10865, 12710, 16430, 16523, 21359, 21730, 28249, 33046, 42718, 56498, 67363, 82615, 106795, 134726, 141245, 165230, 213590, 282490, 336815, 673630, 875719, 1751438, 4378595, 8757190]

約数ペア:

[(1, 8757190), (2, 4378595), (5, 1751438), (10, 875719), (13, 673630), (26, 336815), (31, 282490), (41, 213590), (53, 165230), (62, 141245), (65, 134726), (82, 106795), (106, 82615), (130, 67363), (155, 56498), (205, 42718), (265, 33046), (310, 28249), (403, 21730), (410, 21359), (530, 16523), (533, 16430), (689, 12710), (806, 10865), (1066, 8215), (1271, 6890), (1378, 6355), (1643, 5330), (2015, 4346), (2173, 4030), (2542, 3445), (2665, 3286)]