51409360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 128134656

約数和(自身を除く): 76725296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 103, 136, 170, 206, 272, 340, 367, 412, 515, 680, 734, 824, 1030, 1360, 1468, 1648, 1751, 1835, 2060, 2936, 3502, 3670, 4120, 5872, 6239, 7004, 7340, 8240, 8755, 12478, 14008, 14680, 17510, 24956, 28016, 29360, 31195, 35020, 37801, 49912, 62390, 70040, 75602, 99824, 124780, 140080, 151204, 189005, 249560, 302408, 378010, 499120, 604816, 642617, 756020, 1285234, 1512040, 2570468, 3024080, 3213085, 5140936, 6426170, 10281872, 12852340, 25704680, 51409360]

約数ペア:

[(1, 51409360), (2, 25704680), (4, 12852340), (5, 10281872), (8, 6426170), (10, 5140936), (16, 3213085), (17, 3024080), (20, 2570468), (34, 1512040), (40, 1285234), (68, 756020), (80, 642617), (85, 604816), (103, 499120), (136, 378010), (170, 302408), (206, 249560), (272, 189005), (340, 151204), (367, 140080), (412, 124780), (515, 99824), (680, 75602), (734, 70040), (824, 62390), (1030, 49912), (1360, 37801), (1468, 35020), (1648, 31195), (1751, 29360), (1835, 28016), (2060, 24956), (2936, 17510), (3502, 14680), (3670, 14008), (4120, 12478), (5872, 8755), (6239, 8240), (7004, 7340)]