51739367080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{44543}}^1$

素因数の和:45034

約数の個数: 64

約数和(自身を含む): 118344499200

約数和(自身を除く): 66605132120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 409, 568, 710, 818, 1420, 1636, 2045, 2840, 3272, 4090, 8180, 16360, 29039, 44543, 58078, 89086, 116156, 145195, 178172, 222715, 232312, 290390, 356344, 445430, 580780, 890860, 1161560, 1781720, 3162553, 6325106, 12650212, 15812765, 18218087, 25300424, 31625530, 36436174, 63251060, 72872348, 91090435, 126502120, 145744696, 182180870, 364361740, 728723480, 1293484177, 2586968354, 5173936708, 6467420885, 10347873416, 12934841770, 25869683540, 51739367080]

約数ペア:

[(1, 51739367080), (2, 25869683540), (4, 12934841770), (5, 10347873416), (8, 6467420885), (10, 5173936708), (20, 2586968354), (40, 1293484177), (71, 728723480), (142, 364361740), (284, 182180870), (355, 145744696), (409, 126502120), (568, 91090435), (710, 72872348), (818, 63251060), (1420, 36436174), (1636, 31625530), (2045, 25300424), (2840, 18218087), (3272, 15812765), (4090, 12650212), (8180, 6325106), (16360, 3162553), (29039, 1781720), (44543, 1161560), (58078, 890860), (89086, 580780), (116156, 445430), (145195, 356344), (178172, 290390), (222715, 232312)]