51343485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 92378880

約数和(自身を除く): 41035395

約数列:

[1, 3, 5, 15, 17, 29, 51, 53, 85, 87, 131, 145, 159, 255, 265, 393, 435, 493, 655, 795, 901, 1479, 1537, 1965, 2227, 2465, 2703, 3799, 4505, 4611, 6681, 6943, 7395, 7685, 11135, 11397, 13515, 18995, 20829, 23055, 26129, 33405, 34715, 56985, 64583, 78387, 104145, 118031, 130645, 193749, 201347, 322915, 354093, 391935, 590155, 604041, 968745, 1006735, 1770465, 3020205, 3422899, 10268697, 17114495, 51343485]

約数ペア:

[(1, 51343485), (3, 17114495), (5, 10268697), (15, 3422899), (17, 3020205), (29, 1770465), (51, 1006735), (53, 968745), (85, 604041), (87, 590155), (131, 391935), (145, 354093), (159, 322915), (255, 201347), (265, 193749), (393, 130645), (435, 118031), (493, 104145), (655, 78387), (795, 64583), (901, 56985), (1479, 34715), (1537, 33405), (1965, 26129), (2227, 23055), (2465, 20829), (2703, 18995), (3799, 13515), (4505, 11397), (4611, 11135), (6681, 7685), (6943, 7395)]