86265740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:903

約数の個数: 72

約数和(自身を含む): 204000720

約数和(自身を除く): 117734980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 430, 473, 484, 605, 829, 860, 946, 1210, 1658, 1892, 2365, 2420, 3316, 4145, 4730, 5203, 8290, 9119, 9460, 10406, 16580, 18238, 20812, 26015, 35647, 36476, 45595, 52030, 71294, 91190, 100309, 104060, 142588, 178235, 182380, 200618, 356470, 392117, 401236, 501545, 712940, 784234, 1003090, 1568468, 1960585, 2006180, 3921170, 4313287, 7842340, 8626574, 17253148, 21566435, 43132870, 86265740]

約数ペア:

[(1, 86265740), (2, 43132870), (4, 21566435), (5, 17253148), (10, 8626574), (11, 7842340), (20, 4313287), (22, 3921170), (43, 2006180), (44, 1960585), (55, 1568468), (86, 1003090), (110, 784234), (121, 712940), (172, 501545), (215, 401236), (220, 392117), (242, 356470), (430, 200618), (473, 182380), (484, 178235), (605, 142588), (829, 104060), (860, 100309), (946, 91190), (1210, 71294), (1658, 52030), (1892, 45595), (2365, 36476), (2420, 35647), (3316, 26015), (4145, 20812), (4730, 18238), (5203, 16580), (8290, 10406), (9119, 9460)]