50180020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 123088896

約数和(自身を除く): 72908876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 47, 55, 92, 94, 110, 115, 188, 211, 220, 230, 235, 253, 422, 460, 470, 506, 517, 844, 940, 1012, 1034, 1055, 1081, 1265, 2068, 2110, 2162, 2321, 2530, 2585, 4220, 4324, 4642, 4853, 5060, 5170, 5405, 9284, 9706, 9917, 10340, 10810, 11605, 11891, 19412, 19834, 21620, 23210, 23782, 24265, 39668, 46420, 47564, 48530, 49585, 53383, 59455, 97060, 99170, 106766, 109087, 118910, 198340, 213532, 218174, 228091, 237820, 266915, 436348, 456182, 533830, 545435, 912364, 1067660, 1090870, 1140455, 2181740, 2280910, 2509001, 4561820, 5018002, 10036004, 12545005, 25090010, 50180020]

約数ペア:

[(1, 50180020), (2, 25090010), (4, 12545005), (5, 10036004), (10, 5018002), (11, 4561820), (20, 2509001), (22, 2280910), (23, 2181740), (44, 1140455), (46, 1090870), (47, 1067660), (55, 912364), (92, 545435), (94, 533830), (110, 456182), (115, 436348), (188, 266915), (211, 237820), (220, 228091), (230, 218174), (235, 213532), (253, 198340), (422, 118910), (460, 109087), (470, 106766), (506, 99170), (517, 97060), (844, 59455), (940, 53383), (1012, 49585), (1034, 48530), (1055, 47564), (1081, 46420), (1265, 39668), (2068, 24265), (2110, 23782), (2162, 23210), (2321, 21620), (2530, 19834), (2585, 19412), (4220, 11891), (4324, 11605), (4642, 10810), (4853, 10340), (5060, 9917), (5170, 9706), (5405, 9284)]