25208920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 67184640

約数和(自身を除く): 41975720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 47, 53, 55, 88, 92, 94, 106, 110, 115, 184, 188, 212, 220, 230, 235, 253, 265, 376, 424, 440, 460, 470, 506, 517, 530, 583, 920, 940, 1012, 1034, 1060, 1081, 1166, 1219, 1265, 1880, 2024, 2068, 2120, 2162, 2332, 2438, 2491, 2530, 2585, 2915, 4136, 4324, 4664, 4876, 4982, 5060, 5170, 5405, 5830, 6095, 8648, 9752, 9964, 10120, 10340, 10810, 11660, 11891, 12190, 12455, 13409, 19928, 20680, 21620, 23320, 23782, 24380, 24910, 26818, 27401, 43240, 47564, 48760, 49820, 53636, 54802, 57293, 59455, 67045, 95128, 99640, 107272, 109604, 114586, 118910, 134090, 137005, 219208, 229172, 237820, 268180, 274010, 286465, 458344, 475640, 536360, 548020, 572930, 630223, 1096040, 1145860, 1260446, 2291720, 2520892, 3151115, 5041784, 6302230, 12604460, 25208920]

約数ペア:

[(1, 25208920), (2, 12604460), (4, 6302230), (5, 5041784), (8, 3151115), (10, 2520892), (11, 2291720), (20, 1260446), (22, 1145860), (23, 1096040), (40, 630223), (44, 572930), (46, 548020), (47, 536360), (53, 475640), (55, 458344), (88, 286465), (92, 274010), (94, 268180), (106, 237820), (110, 229172), (115, 219208), (184, 137005), (188, 134090), (212, 118910), (220, 114586), (230, 109604), (235, 107272), (253, 99640), (265, 95128), (376, 67045), (424, 59455), (440, 57293), (460, 54802), (470, 53636), (506, 49820), (517, 48760), (530, 47564), (583, 43240), (920, 27401), (940, 26818), (1012, 24910), (1034, 24380), (1060, 23782), (1081, 23320), (1166, 21620), (1219, 20680), (1265, 19928), (1880, 13409), (2024, 12455), (2068, 12190), (2120, 11891), (2162, 11660), (2332, 10810), (2438, 10340), (2491, 10120), (2530, 9964), (2585, 9752), (2915, 8648), (4136, 6095), (4324, 5830), (4664, 5405), (4876, 5170), (4982, 5060)]