68193320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 166320000

約数和(自身を除く): 98126680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 659, 796, 995, 1318, 1592, 1990, 2587, 2636, 3295, 3980, 5174, 5272, 6590, 7960, 8567, 10348, 12935, 13180, 17134, 20696, 25870, 26360, 34268, 42835, 51740, 68536, 85670, 103480, 131141, 171340, 262282, 342680, 524564, 655705, 1049128, 1311410, 1704833, 2622820, 3409666, 5245640, 6819332, 8524165, 13638664, 17048330, 34096660, 68193320]

約数ペア:

[(1, 68193320), (2, 34096660), (4, 17048330), (5, 13638664), (8, 8524165), (10, 6819332), (13, 5245640), (20, 3409666), (26, 2622820), (40, 1704833), (52, 1311410), (65, 1049128), (104, 655705), (130, 524564), (199, 342680), (260, 262282), (398, 171340), (520, 131141), (659, 103480), (796, 85670), (995, 68536), (1318, 51740), (1592, 42835), (1990, 34268), (2587, 26360), (2636, 25870), (3295, 20696), (3980, 17134), (5174, 13180), (5272, 12935), (6590, 10348), (7960, 8567)]