80362240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{8969}}^1$

素因数の和:8997

約数の個数: 72

約数和(自身を含む): 220016160

約数和(自身を除く): 139653920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 8969, 17938, 35876, 44845, 62783, 71752, 89690, 125566, 143504, 179380, 251132, 287008, 313915, 358760, 502264, 574016, 627830, 717520, 1004528, 1148032, 1255660, 1435040, 2009056, 2296064, 2511320, 2870080, 4018112, 5022640, 5740160, 8036224, 10045280, 11480320, 16072448, 20090560, 40181120, 80362240]

約数ペア:

[(1, 80362240), (2, 40181120), (4, 20090560), (5, 16072448), (7, 11480320), (8, 10045280), (10, 8036224), (14, 5740160), (16, 5022640), (20, 4018112), (28, 2870080), (32, 2511320), (35, 2296064), (40, 2009056), (56, 1435040), (64, 1255660), (70, 1148032), (80, 1004528), (112, 717520), (128, 627830), (140, 574016), (160, 502264), (224, 358760), (256, 313915), (280, 287008), (320, 251132), (448, 179380), (560, 143504), (640, 125566), (896, 89690), (1120, 71752), (1280, 62783), (1792, 44845), (2240, 35876), (4480, 17938), (8960, 8969)]