81381076

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 179988480

約数和(自身を除く): 98607404

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 53, 58, 61, 62, 106, 116, 122, 124, 203, 212, 217, 244, 371, 406, 427, 434, 742, 812, 854, 868, 899, 1484, 1537, 1643, 1708, 1769, 1798, 1891, 3074, 3233, 3286, 3538, 3596, 3782, 6148, 6293, 6466, 6572, 7076, 7564, 10759, 11501, 12383, 12586, 12932, 13237, 21518, 22631, 23002, 24766, 25172, 26474, 43036, 45262, 46004, 47647, 49532, 52948, 54839, 90524, 93757, 95294, 100223, 109678, 187514, 190588, 200446, 219356, 333529, 375028, 383873, 400892, 656299, 667058, 701561, 767746, 1312598, 1334116, 1403122, 1535492, 2625196, 2806244, 2906467, 5812934, 11625868, 20345269, 40690538, 81381076]

約数ペア:

[(1, 81381076), (2, 40690538), (4, 20345269), (7, 11625868), (14, 5812934), (28, 2906467), (29, 2806244), (31, 2625196), (53, 1535492), (58, 1403122), (61, 1334116), (62, 1312598), (106, 767746), (116, 701561), (122, 667058), (124, 656299), (203, 400892), (212, 383873), (217, 375028), (244, 333529), (371, 219356), (406, 200446), (427, 190588), (434, 187514), (742, 109678), (812, 100223), (854, 95294), (868, 93757), (899, 90524), (1484, 54839), (1537, 52948), (1643, 49532), (1708, 47647), (1769, 46004), (1798, 45262), (1891, 43036), (3074, 26474), (3233, 25172), (3286, 24766), (3538, 23002), (3596, 22631), (3782, 21518), (6148, 13237), (6293, 12932), (6466, 12586), (6572, 12383), (7076, 11501), (7564, 10759)]