51856420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 137281536

約数和(自身を除く): 85425116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 151, 154, 220, 223, 302, 308, 385, 446, 604, 755, 770, 892, 1057, 1115, 1510, 1540, 1561, 1661, 2114, 2230, 2453, 3020, 3122, 3322, 4228, 4460, 4906, 5285, 6244, 6644, 7805, 8305, 9812, 10570, 11627, 12265, 15610, 16610, 17171, 21140, 23254, 24530, 31220, 33220, 33673, 34342, 46508, 49060, 58135, 67346, 68684, 85855, 116270, 134692, 168365, 171710, 232540, 235711, 336730, 343420, 370403, 471422, 673460, 740806, 942844, 1178555, 1481612, 1852015, 2357110, 2592821, 3704030, 4714220, 5185642, 7408060, 10371284, 12964105, 25928210, 51856420]

約数ペア:

[(1, 51856420), (2, 25928210), (4, 12964105), (5, 10371284), (7, 7408060), (10, 5185642), (11, 4714220), (14, 3704030), (20, 2592821), (22, 2357110), (28, 1852015), (35, 1481612), (44, 1178555), (55, 942844), (70, 740806), (77, 673460), (110, 471422), (140, 370403), (151, 343420), (154, 336730), (220, 235711), (223, 232540), (302, 171710), (308, 168365), (385, 134692), (446, 116270), (604, 85855), (755, 68684), (770, 67346), (892, 58135), (1057, 49060), (1115, 46508), (1510, 34342), (1540, 33673), (1561, 33220), (1661, 31220), (2114, 24530), (2230, 23254), (2453, 21140), (3020, 17171), (3122, 16610), (3322, 15610), (4228, 12265), (4460, 11627), (4906, 10570), (5285, 9812), (6244, 8305), (6644, 7805)]