78897170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1427

約数の個数: 64

約数和(自身を含む): 169454592

約数和(自身を除く): 90557422

約数列:

[1, 2, 5, 10, 11, 17, 22, 31, 34, 55, 62, 85, 110, 155, 170, 187, 310, 341, 374, 527, 682, 935, 1054, 1361, 1705, 1870, 2635, 2722, 3410, 5270, 5797, 6805, 11594, 13610, 14971, 23137, 28985, 29942, 42191, 46274, 57970, 74855, 84382, 115685, 149710, 210955, 231370, 254507, 421910, 464101, 509014, 717247, 928202, 1272535, 1434494, 2320505, 2545070, 3586235, 4641010, 7172470, 7889717, 15779434, 39448585, 78897170]

約数ペア:

[(1, 78897170), (2, 39448585), (5, 15779434), (10, 7889717), (11, 7172470), (17, 4641010), (22, 3586235), (31, 2545070), (34, 2320505), (55, 1434494), (62, 1272535), (85, 928202), (110, 717247), (155, 509014), (170, 464101), (187, 421910), (310, 254507), (341, 231370), (374, 210955), (527, 149710), (682, 115685), (935, 84382), (1054, 74855), (1361, 57970), (1705, 46274), (1870, 42191), (2635, 29942), (2722, 28985), (3410, 23137), (5270, 14971), (5797, 13610), (6805, 11594)]