85745440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:183

約数の個数: 144

約数和(自身を含む): 230053824

約数和(自身を除く): 144308384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 103, 110, 121, 160, 172, 176, 206, 215, 220, 242, 344, 352, 412, 430, 440, 473, 484, 515, 605, 688, 824, 860, 880, 946, 968, 1030, 1133, 1210, 1376, 1648, 1720, 1760, 1892, 1936, 2060, 2266, 2365, 2420, 3296, 3440, 3784, 3872, 4120, 4429, 4532, 4730, 4840, 5203, 5665, 6880, 7568, 8240, 8858, 9064, 9460, 9680, 10406, 11330, 12463, 15136, 16480, 17716, 18128, 18920, 19360, 20812, 22145, 22660, 24926, 26015, 35432, 36256, 37840, 41624, 44290, 45320, 48719, 49852, 52030, 62315, 70864, 75680, 83248, 88580, 90640, 97438, 99704, 104060, 124630, 141728, 166496, 177160, 181280, 194876, 199408, 208120, 243595, 249260, 354320, 389752, 398816, 416240, 487190, 498520, 535909, 708640, 779504, 832480, 974380, 997040, 1071818, 1559008, 1948760, 1994080, 2143636, 2679545, 3897520, 4287272, 5359090, 7795040, 8574544, 10718180, 17149088, 21436360, 42872720, 85745440]

約数ペア:

[(1, 85745440), (2, 42872720), (4, 21436360), (5, 17149088), (8, 10718180), (10, 8574544), (11, 7795040), (16, 5359090), (20, 4287272), (22, 3897520), (32, 2679545), (40, 2143636), (43, 1994080), (44, 1948760), (55, 1559008), (80, 1071818), (86, 997040), (88, 974380), (103, 832480), (110, 779504), (121, 708640), (160, 535909), (172, 498520), (176, 487190), (206, 416240), (215, 398816), (220, 389752), (242, 354320), (344, 249260), (352, 243595), (412, 208120), (430, 199408), (440, 194876), (473, 181280), (484, 177160), (515, 166496), (605, 141728), (688, 124630), (824, 104060), (860, 99704), (880, 97438), (946, 90640), (968, 88580), (1030, 83248), (1133, 75680), (1210, 70864), (1376, 62315), (1648, 52030), (1720, 49852), (1760, 48719), (1892, 45320), (1936, 44290), (2060, 41624), (2266, 37840), (2365, 36256), (2420, 35432), (3296, 26015), (3440, 24926), (3784, 22660), (3872, 22145), (4120, 20812), (4429, 19360), (4532, 18920), (4730, 18128), (4840, 17716), (5203, 16480), (5665, 15136), (6880, 12463), (7568, 11330), (8240, 10406), (8858, 9680), (9064, 9460)]