257733735920

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{367}}^1\times {\mathrm{25153}}^1$

素因数の和:25882

約数の個数: 80

約数和(自身を含む): 602609347200

約数和(自身を除く): 344875611280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 367, 698, 734, 1396, 1468, 1745, 1835, 2792, 2936, 3490, 3670, 5584, 5872, 6980, 7340, 13960, 14680, 25153, 27920, 29360, 50306, 100612, 125765, 128083, 201224, 251530, 256166, 402448, 503060, 512332, 640415, 1006120, 1024664, 1280830, 2012240, 2049328, 2561660, 5123320, 8778397, 9231151, 10246640, 17556794, 18462302, 35113588, 36924604, 43891985, 46155755, 70227176, 73849208, 87783970, 92311510, 140454352, 147698416, 175567940, 184623020, 351135880, 369246040, 702271760, 738492080, 3221671699, 6443343398, 12886686796, 16108358495, 25773373592, 32216716990, 51546747184, 64433433980, 128866867960, 257733735920]

約数ペア:

[(1, 257733735920), (2, 128866867960), (4, 64433433980), (5, 51546747184), (8, 32216716990), (10, 25773373592), (16, 16108358495), (20, 12886686796), (40, 6443343398), (80, 3221671699), (349, 738492080), (367, 702271760), (698, 369246040), (734, 351135880), (1396, 184623020), (1468, 175567940), (1745, 147698416), (1835, 140454352), (2792, 92311510), (2936, 87783970), (3490, 73849208), (3670, 70227176), (5584, 46155755), (5872, 43891985), (6980, 36924604), (7340, 35113588), (13960, 18462302), (14680, 17556794), (25153, 10246640), (27920, 9231151), (29360, 8778397), (50306, 5123320), (100612, 2561660), (125765, 2049328), (128083, 2012240), (201224, 1280830), (251530, 1024664), (256166, 1006120), (402448, 640415), (503060, 512332)]