87990292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 187689600

約数和(自身を除く): 99699308

約数列:

[1, 2, 4, 13, 19, 26, 29, 37, 38, 52, 58, 74, 76, 83, 116, 148, 166, 247, 332, 377, 481, 494, 551, 703, 754, 962, 988, 1073, 1079, 1102, 1406, 1508, 1577, 1924, 2146, 2158, 2204, 2407, 2812, 3071, 3154, 4292, 4316, 4814, 6142, 6308, 7163, 9139, 9628, 12284, 13949, 14326, 18278, 20387, 20501, 27898, 28652, 31291, 36556, 39923, 40774, 41002, 45733, 55796, 58349, 62582, 79846, 81548, 82004, 89059, 91466, 116698, 125164, 159692, 178118, 182932, 233396, 265031, 356236, 530062, 594529, 758537, 1060124, 1157767, 1189058, 1517074, 1692121, 2315534, 2378116, 3034148, 3384242, 4631068, 6768484, 21997573, 43995146, 87990292]

約数ペア:

[(1, 87990292), (2, 43995146), (4, 21997573), (13, 6768484), (19, 4631068), (26, 3384242), (29, 3034148), (37, 2378116), (38, 2315534), (52, 1692121), (58, 1517074), (74, 1189058), (76, 1157767), (83, 1060124), (116, 758537), (148, 594529), (166, 530062), (247, 356236), (332, 265031), (377, 233396), (481, 182932), (494, 178118), (551, 159692), (703, 125164), (754, 116698), (962, 91466), (988, 89059), (1073, 82004), (1079, 81548), (1102, 79846), (1406, 62582), (1508, 58349), (1577, 55796), (1924, 45733), (2146, 41002), (2158, 40774), (2204, 39923), (2407, 36556), (2812, 31291), (3071, 28652), (3154, 27898), (4292, 20501), (4316, 20387), (4814, 18278), (6142, 14326), (6308, 13949), (7163, 12284), (9139, 9628)]