99840640

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2229

約数の個数: 64

約数和(自身を含む): 242064360

約数和(自身を除く): 142223720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 584, 640, 730, 1168, 1460, 2137, 2336, 2920, 4274, 4672, 5840, 8548, 9344, 10685, 11680, 17096, 21370, 23360, 34192, 42740, 46720, 68384, 85480, 136768, 156001, 170960, 273536, 312002, 341920, 624004, 683840, 780005, 1248008, 1367680, 1560010, 2496016, 3120020, 4992032, 6240040, 9984064, 12480080, 19968128, 24960160, 49920320, 99840640]

約数ペア:

[(1, 99840640), (2, 49920320), (4, 24960160), (5, 19968128), (8, 12480080), (10, 9984064), (16, 6240040), (20, 4992032), (32, 3120020), (40, 2496016), (64, 1560010), (73, 1367680), (80, 1248008), (128, 780005), (146, 683840), (160, 624004), (292, 341920), (320, 312002), (365, 273536), (584, 170960), (640, 156001), (730, 136768), (1168, 85480), (1460, 68384), (2137, 46720), (2336, 42740), (2920, 34192), (4274, 23360), (4672, 21370), (5840, 17096), (8548, 11680), (9344, 10685)]