201708520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9461}}^1$

素因数の和:9526

約数の個数: 64

約数和(自身を含む): 500729040

約数和(自身を除く): 299020520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 9461, 10660, 18922, 21320, 37844, 47305, 75688, 94610, 122993, 189220, 245986, 378440, 387901, 491972, 614965, 775802, 983944, 1229930, 1551604, 1939505, 2459860, 3103208, 3879010, 4919720, 5042713, 7758020, 10085426, 15516040, 20170852, 25213565, 40341704, 50427130, 100854260, 201708520]

約数ペア:

[(1, 201708520), (2, 100854260), (4, 50427130), (5, 40341704), (8, 25213565), (10, 20170852), (13, 15516040), (20, 10085426), (26, 7758020), (40, 5042713), (41, 4919720), (52, 3879010), (65, 3103208), (82, 2459860), (104, 1939505), (130, 1551604), (164, 1229930), (205, 983944), (260, 775802), (328, 614965), (410, 491972), (520, 387901), (533, 378440), (820, 245986), (1066, 189220), (1640, 122993), (2132, 94610), (2665, 75688), (4264, 47305), (5330, 37844), (9461, 21320), (10660, 18922)]