64843785

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 126517248

約数和(自身を除く): 61673463

約数列:

[1, 3, 5, 9, 15, 23, 31, 43, 45, 47, 69, 93, 115, 129, 141, 155, 207, 215, 235, 279, 345, 387, 423, 465, 645, 705, 713, 989, 1035, 1081, 1333, 1395, 1457, 1935, 2021, 2115, 2139, 2967, 3243, 3565, 3999, 4371, 4945, 5405, 6063, 6417, 6665, 7285, 8901, 9729, 10105, 10695, 11997, 13113, 14835, 16215, 18189, 19995, 21855, 30315, 30659, 32085, 33511, 44505, 46483, 48645, 59985, 62651, 65565, 90945, 91977, 100533, 139449, 153295, 167555, 187953, 232415, 275931, 301599, 313255, 418347, 459885, 502665, 563859, 697245, 939765, 1379655, 1440973, 1507995, 2091735, 2819295, 4322919, 7204865, 12968757, 21614595, 64843785]

約数ペア:

[(1, 64843785), (3, 21614595), (5, 12968757), (9, 7204865), (15, 4322919), (23, 2819295), (31, 2091735), (43, 1507995), (45, 1440973), (47, 1379655), (69, 939765), (93, 697245), (115, 563859), (129, 502665), (141, 459885), (155, 418347), (207, 313255), (215, 301599), (235, 275931), (279, 232415), (345, 187953), (387, 167555), (423, 153295), (465, 139449), (645, 100533), (705, 91977), (713, 90945), (989, 65565), (1035, 62651), (1081, 59985), (1333, 48645), (1395, 46483), (1457, 44505), (1935, 33511), (2021, 32085), (2115, 30659), (2139, 30315), (2967, 21855), (3243, 19995), (3565, 18189), (3999, 16215), (4371, 14835), (4945, 13113), (5405, 11997), (6063, 10695), (6417, 10105), (6665, 9729), (7285, 8901)]