331508840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37501}}^1$

素因数の和:37542

約数の個数: 64

約数和(自身を含む): 850545360

約数和(自身を除く): 519036520

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 37501, 75002, 150004, 187505, 300008, 375010, 487513, 637517, 750020, 975026, 1275034, 1500040, 1950052, 2437565, 2550068, 3187585, 3900104, 4875130, 5100136, 6375170, 8287721, 9750260, 12750340, 16575442, 19500520, 25500680, 33150884, 41438605, 66301768, 82877210, 165754420, 331508840]

約数ペア:

[(1, 331508840), (2, 165754420), (4, 82877210), (5, 66301768), (8, 41438605), (10, 33150884), (13, 25500680), (17, 19500520), (20, 16575442), (26, 12750340), (34, 9750260), (40, 8287721), (52, 6375170), (65, 5100136), (68, 4875130), (85, 3900104), (104, 3187585), (130, 2550068), (136, 2437565), (170, 1950052), (221, 1500040), (260, 1275034), (340, 975026), (442, 750020), (520, 637517), (680, 487513), (884, 375010), (1105, 300008), (1768, 187505), (2210, 150004), (4420, 75002), (8840, 37501)]