55842820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 131995584

約数和(自身を除く): 76152764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 151, 164, 205, 220, 302, 410, 451, 604, 755, 820, 902, 1510, 1661, 1681, 1804, 2255, 3020, 3322, 3362, 4510, 6191, 6644, 6724, 8305, 8405, 9020, 12382, 16610, 16810, 18491, 24764, 30955, 33220, 33620, 36982, 61910, 68101, 73964, 92455, 123820, 136202, 184910, 253831, 272404, 340505, 369820, 507662, 681010, 1015324, 1269155, 1362020, 2538310, 2792141, 5076620, 5584282, 11168564, 13960705, 27921410, 55842820]

約数ペア:

[(1, 55842820), (2, 27921410), (4, 13960705), (5, 11168564), (10, 5584282), (11, 5076620), (20, 2792141), (22, 2538310), (41, 1362020), (44, 1269155), (55, 1015324), (82, 681010), (110, 507662), (151, 369820), (164, 340505), (205, 272404), (220, 253831), (302, 184910), (410, 136202), (451, 123820), (604, 92455), (755, 73964), (820, 68101), (902, 61910), (1510, 36982), (1661, 33620), (1681, 33220), (1804, 30955), (2255, 24764), (3020, 18491), (3322, 16810), (3362, 16610), (4510, 12382), (6191, 9020), (6644, 8405), (6724, 8305)]