51840880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7121}}^1$

素因数の和:7154

約数の個数: 80

約数和(自身を含む): 148365504

約数和(自身を除く): 96524624

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7121, 7280, 14242, 28484, 35605, 49847, 56968, 71210, 92573, 99694, 113936, 142420, 185146, 199388, 249235, 284840, 370292, 398776, 462865, 498470, 569680, 648011, 740584, 797552, 925730, 996940, 1296022, 1481168, 1851460, 1993880, 2592044, 3240055, 3702920, 3987760, 5184088, 6480110, 7405840, 10368176, 12960220, 25920440, 51840880]

約数ペア:

[(1, 51840880), (2, 25920440), (4, 12960220), (5, 10368176), (7, 7405840), (8, 6480110), (10, 5184088), (13, 3987760), (14, 3702920), (16, 3240055), (20, 2592044), (26, 1993880), (28, 1851460), (35, 1481168), (40, 1296022), (52, 996940), (56, 925730), (65, 797552), (70, 740584), (80, 648011), (91, 569680), (104, 498470), (112, 462865), (130, 398776), (140, 370292), (182, 284840), (208, 249235), (260, 199388), (280, 185146), (364, 142420), (455, 113936), (520, 99694), (560, 92573), (728, 71210), (910, 56968), (1040, 49847), (1456, 35605), (1820, 28484), (3640, 14242), (7121, 7280)]