131333120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 88

約数和(自身を含む): 319233744

約数和(自身を除く): 187900624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 227, 256, 320, 452, 454, 512, 565, 640, 904, 908, 1024, 1130, 1135, 1280, 1808, 1816, 2260, 2270, 2560, 3616, 3632, 4520, 4540, 5120, 7232, 7264, 9040, 9080, 14464, 14528, 18080, 18160, 25651, 28928, 29056, 36160, 36320, 51302, 57856, 58112, 72320, 72640, 102604, 115712, 116224, 128255, 144640, 145280, 205208, 232448, 256510, 289280, 290560, 410416, 513020, 578560, 581120, 820832, 1026040, 1162240, 1641664, 2052080, 3283328, 4104160, 6566656, 8208320, 13133312, 16416640, 26266624, 32833280, 65666560, 131333120]

約数ペア:

[(1, 131333120), (2, 65666560), (4, 32833280), (5, 26266624), (8, 16416640), (10, 13133312), (16, 8208320), (20, 6566656), (32, 4104160), (40, 3283328), (64, 2052080), (80, 1641664), (113, 1162240), (128, 1026040), (160, 820832), (226, 581120), (227, 578560), (256, 513020), (320, 410416), (452, 290560), (454, 289280), (512, 256510), (565, 232448), (640, 205208), (904, 145280), (908, 144640), (1024, 128255), (1130, 116224), (1135, 115712), (1280, 102604), (1808, 72640), (1816, 72320), (2260, 58112), (2270, 57856), (2560, 51302), (3616, 36320), (3632, 36160), (4520, 29056), (4540, 28928), (5120, 25651), (7232, 18160), (7264, 18080), (9040, 14528), (9080, 14464)]