788458240

素因数分解:

$2^8\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2273}}^1$

素因数の和:2565

約数の個数: 72

約数和(自身を含む): 1896406848

約数和(自身を除く): 1107948608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 542, 640, 1084, 1280, 1355, 2168, 2273, 2710, 4336, 4546, 5420, 8672, 9092, 10840, 11365, 17344, 18184, 21680, 22730, 34688, 36368, 43360, 45460, 69376, 72736, 86720, 90920, 145472, 173440, 181840, 290944, 346880, 363680, 581888, 615983, 727360, 1231966, 1454720, 2463932, 2909440, 3079915, 4927864, 6159830, 9855728, 12319660, 19711456, 24639320, 39422912, 49278640, 78845824, 98557280, 157691648, 197114560, 394229120, 788458240]

約数ペア:

[(1, 788458240), (2, 394229120), (4, 197114560), (5, 157691648), (8, 98557280), (10, 78845824), (16, 49278640), (20, 39422912), (32, 24639320), (40, 19711456), (64, 12319660), (80, 9855728), (128, 6159830), (160, 4927864), (256, 3079915), (271, 2909440), (320, 2463932), (542, 1454720), (640, 1231966), (1084, 727360), (1280, 615983), (1355, 581888), (2168, 363680), (2273, 346880), (2710, 290944), (4336, 181840), (4546, 173440), (5420, 145472), (8672, 90920), (9092, 86720), (10840, 72736), (11365, 69376), (17344, 45460), (18184, 43360), (21680, 36368), (22730, 34688)]