66937360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5197}}^1$

素因数の和:5240

約数の個数: 80

約数和(自身を含む): 185630976

約数和(自身を除く): 118693616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 5197, 6440, 10394, 12880, 20788, 25985, 36379, 41576, 51970, 72758, 83152, 103940, 119531, 145516, 181895, 207880, 239062, 291032, 363790, 415760, 478124, 582064, 597655, 727580, 836717, 956248, 1195310, 1455160, 1673434, 1912496, 2390620, 2910320, 3346868, 4183585, 4781240, 6693736, 8367170, 9562480, 13387472, 16734340, 33468680, 66937360]

約数ペア:

[(1, 66937360), (2, 33468680), (4, 16734340), (5, 13387472), (7, 9562480), (8, 8367170), (10, 6693736), (14, 4781240), (16, 4183585), (20, 3346868), (23, 2910320), (28, 2390620), (35, 1912496), (40, 1673434), (46, 1455160), (56, 1195310), (70, 956248), (80, 836717), (92, 727580), (112, 597655), (115, 582064), (140, 478124), (161, 415760), (184, 363790), (230, 291032), (280, 239062), (322, 207880), (368, 181895), (460, 145516), (560, 119531), (644, 103940), (805, 83152), (920, 72758), (1288, 51970), (1610, 41576), (1840, 36379), (2576, 25985), (3220, 20788), (5197, 12880), (6440, 10394)]