38179280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 95618880

約数和(自身を除く): 57439600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 419, 536, 670, 680, 838, 1072, 1139, 1340, 1360, 1676, 2095, 2278, 2680, 3352, 4190, 4556, 5360, 5695, 6704, 7123, 8380, 9112, 11390, 14246, 16760, 18224, 22780, 28073, 28492, 33520, 35615, 45560, 56146, 56984, 71230, 91120, 112292, 113968, 140365, 142460, 224584, 280730, 284920, 449168, 477241, 561460, 569840, 954482, 1122920, 1908964, 2245840, 2386205, 3817928, 4772410, 7635856, 9544820, 19089640, 38179280]

約数ペア:

[(1, 38179280), (2, 19089640), (4, 9544820), (5, 7635856), (8, 4772410), (10, 3817928), (16, 2386205), (17, 2245840), (20, 1908964), (34, 1122920), (40, 954482), (67, 569840), (68, 561460), (80, 477241), (85, 449168), (134, 284920), (136, 280730), (170, 224584), (268, 142460), (272, 140365), (335, 113968), (340, 112292), (419, 91120), (536, 71230), (670, 56984), (680, 56146), (838, 45560), (1072, 35615), (1139, 33520), (1340, 28492), (1360, 28073), (1676, 22780), (2095, 18224), (2278, 16760), (2680, 14246), (3352, 11390), (4190, 9112), (4556, 8380), (5360, 7123), (5695, 6704)]