51317968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 118492416

約数和(自身を除く): 67174448

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 299, 368, 391, 442, 598, 631, 782, 884, 1196, 1262, 1564, 1768, 2392, 2524, 3128, 3536, 4784, 5048, 5083, 6256, 8203, 10096, 10166, 10727, 14513, 16406, 20332, 21454, 29026, 32812, 40664, 42908, 58052, 65624, 81328, 85816, 116104, 131248, 139451, 171632, 188669, 232208, 246721, 278902, 377338, 493442, 557804, 754676, 986884, 1115608, 1509352, 1973768, 2231216, 3018704, 3207373, 3947536, 6414746, 12829492, 25658984, 51317968]

約数ペア:

[(1, 51317968), (2, 25658984), (4, 12829492), (8, 6414746), (13, 3947536), (16, 3207373), (17, 3018704), (23, 2231216), (26, 1973768), (34, 1509352), (46, 1115608), (52, 986884), (68, 754676), (92, 557804), (104, 493442), (136, 377338), (184, 278902), (208, 246721), (221, 232208), (272, 188669), (299, 171632), (368, 139451), (391, 131248), (442, 116104), (598, 85816), (631, 81328), (782, 65624), (884, 58052), (1196, 42908), (1262, 40664), (1564, 32812), (1768, 29026), (2392, 21454), (2524, 20332), (3128, 16406), (3536, 14513), (4784, 10727), (5048, 10166), (5083, 10096), (6256, 8203)]