65141560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 165377520

約数和(自身を除く): 100235960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 121, 172, 215, 220, 242, 313, 344, 430, 440, 473, 484, 605, 626, 860, 946, 968, 1210, 1252, 1565, 1720, 1892, 2365, 2420, 2504, 3130, 3443, 3784, 4730, 4840, 5203, 6260, 6886, 9460, 10406, 12520, 13459, 13772, 17215, 18920, 20812, 26015, 26918, 27544, 34430, 37873, 41624, 52030, 53836, 67295, 68860, 75746, 104060, 107672, 134590, 137720, 148049, 151492, 189365, 208120, 269180, 296098, 302984, 378730, 538360, 592196, 740245, 757460, 1184392, 1480490, 1514920, 1628539, 2960980, 3257078, 5921960, 6514156, 8142695, 13028312, 16285390, 32570780, 65141560]

約数ペア:

[(1, 65141560), (2, 32570780), (4, 16285390), (5, 13028312), (8, 8142695), (10, 6514156), (11, 5921960), (20, 3257078), (22, 2960980), (40, 1628539), (43, 1514920), (44, 1480490), (55, 1184392), (86, 757460), (88, 740245), (110, 592196), (121, 538360), (172, 378730), (215, 302984), (220, 296098), (242, 269180), (313, 208120), (344, 189365), (430, 151492), (440, 148049), (473, 137720), (484, 134590), (605, 107672), (626, 104060), (860, 75746), (946, 68860), (968, 67295), (1210, 53836), (1252, 52030), (1565, 41624), (1720, 37873), (1892, 34430), (2365, 27544), (2420, 26918), (2504, 26015), (3130, 20812), (3443, 18920), (3784, 17215), (4730, 13772), (4840, 13459), (5203, 12520), (6260, 10406), (6886, 9460)]