71333680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 182916864

約数和(自身を除く): 111583184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 440, 515, 787, 824, 880, 1030, 1133, 1574, 1648, 2060, 2266, 3148, 3935, 4120, 4532, 5665, 6296, 7870, 8240, 8657, 9064, 11330, 12592, 15740, 17314, 18128, 22660, 31480, 34628, 43285, 45320, 62960, 69256, 81061, 86570, 90640, 138512, 162122, 173140, 324244, 346280, 405305, 648488, 692560, 810610, 891671, 1296976, 1621220, 1783342, 3242440, 3566684, 4458355, 6484880, 7133368, 8916710, 14266736, 17833420, 35666840, 71333680]

約数ペア:

[(1, 71333680), (2, 35666840), (4, 17833420), (5, 14266736), (8, 8916710), (10, 7133368), (11, 6484880), (16, 4458355), (20, 3566684), (22, 3242440), (40, 1783342), (44, 1621220), (55, 1296976), (80, 891671), (88, 810610), (103, 692560), (110, 648488), (176, 405305), (206, 346280), (220, 324244), (412, 173140), (440, 162122), (515, 138512), (787, 90640), (824, 86570), (880, 81061), (1030, 69256), (1133, 62960), (1574, 45320), (1648, 43285), (2060, 34628), (2266, 31480), (3148, 22660), (3935, 18128), (4120, 17314), (4532, 15740), (5665, 12592), (6296, 11330), (7870, 9064), (8240, 8657)]