206801406080

素因数分解:

$2^7\times 5^1\times {\mathrm{7901}}^1\times {\mathrm{40897}}^1$

素因数の和:48817

約数の個数: 64

約数和(自身を含む): 494459273880

約数和(自身を除く): 287657867800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 7901, 15802, 31604, 39505, 40897, 63208, 79010, 81794, 126416, 158020, 163588, 204485, 252832, 316040, 327176, 408970, 505664, 632080, 654352, 817940, 1011328, 1264160, 1308704, 1635880, 2528320, 2617408, 3271760, 5056640, 5234816, 6543520, 13087040, 26174080, 323127197, 646254394, 1292508788, 1615635985, 2585017576, 3231271970, 5170035152, 6462543940, 10340070304, 12925087880, 20680140608, 25850175760, 41360281216, 51700351520, 103400703040, 206801406080]

約数ペア:

[(1, 206801406080), (2, 103400703040), (4, 51700351520), (5, 41360281216), (8, 25850175760), (10, 20680140608), (16, 12925087880), (20, 10340070304), (32, 6462543940), (40, 5170035152), (64, 3231271970), (80, 2585017576), (128, 1615635985), (160, 1292508788), (320, 646254394), (640, 323127197), (7901, 26174080), (15802, 13087040), (31604, 6543520), (39505, 5234816), (40897, 5056640), (63208, 3271760), (79010, 2617408), (81794, 2528320), (126416, 1635880), (158020, 1308704), (163588, 1264160), (204485, 1011328), (252832, 817940), (316040, 654352), (327176, 632080), (408970, 505664)]