51192020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 125024256

約数和(自身を除く): 73832236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 67, 92, 110, 115, 134, 151, 220, 230, 253, 268, 302, 335, 460, 506, 604, 670, 737, 755, 1012, 1265, 1340, 1474, 1510, 1541, 1661, 2530, 2948, 3020, 3082, 3322, 3473, 3685, 5060, 6164, 6644, 6946, 7370, 7705, 8305, 10117, 13892, 14740, 15410, 16610, 16951, 17365, 20234, 30820, 33220, 33902, 34730, 38203, 40468, 50585, 67804, 69460, 76406, 84755, 101170, 111287, 152812, 169510, 191015, 202340, 222574, 232691, 339020, 382030, 445148, 465382, 556435, 764060, 930764, 1112870, 1163455, 2225740, 2326910, 2559601, 4653820, 5119202, 10238404, 12798005, 25596010, 51192020]

約数ペア:

[(1, 51192020), (2, 25596010), (4, 12798005), (5, 10238404), (10, 5119202), (11, 4653820), (20, 2559601), (22, 2326910), (23, 2225740), (44, 1163455), (46, 1112870), (55, 930764), (67, 764060), (92, 556435), (110, 465382), (115, 445148), (134, 382030), (151, 339020), (220, 232691), (230, 222574), (253, 202340), (268, 191015), (302, 169510), (335, 152812), (460, 111287), (506, 101170), (604, 84755), (670, 76406), (737, 69460), (755, 67804), (1012, 50585), (1265, 40468), (1340, 38203), (1474, 34730), (1510, 33902), (1541, 33220), (1661, 30820), (2530, 20234), (2948, 17365), (3020, 16951), (3082, 16610), (3322, 15410), (3473, 14740), (3685, 13892), (5060, 10117), (6164, 8305), (6644, 7705), (6946, 7370)]