85761468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 247665600

約数和(自身を除く): 161904132

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 71, 78, 87, 89, 116, 117, 142, 156, 174, 178, 213, 234, 261, 267, 284, 348, 356, 377, 426, 468, 522, 534, 639, 754, 801, 852, 923, 1044, 1068, 1131, 1157, 1278, 1508, 1602, 1846, 2059, 2262, 2314, 2556, 2581, 2769, 3204, 3393, 3471, 3692, 4118, 4524, 4628, 5162, 5538, 6177, 6319, 6786, 6942, 7743, 8236, 8307, 10324, 10413, 11076, 12354, 12638, 13572, 13884, 15486, 16614, 18531, 18957, 20826, 23229, 24708, 25276, 26767, 30972, 33228, 33553, 37062, 37914, 41652, 46458, 53534, 56871, 67106, 74124, 75828, 80301, 82147, 92916, 100659, 107068, 113742, 134212, 160602, 164294, 183251, 201318, 227484, 240903, 246441, 301977, 321204, 328588, 366502, 402636, 481806, 492882, 549753, 603954, 733004, 739323, 963612, 985764, 1099506, 1207908, 1478646, 1649259, 2199012, 2382263, 2957292, 3298518, 4764526, 6597036, 7146789, 9529052, 14293578, 21440367, 28587156, 42880734, 85761468]

約数ペア:

[(1, 85761468), (2, 42880734), (3, 28587156), (4, 21440367), (6, 14293578), (9, 9529052), (12, 7146789), (13, 6597036), (18, 4764526), (26, 3298518), (29, 2957292), (36, 2382263), (39, 2199012), (52, 1649259), (58, 1478646), (71, 1207908), (78, 1099506), (87, 985764), (89, 963612), (116, 739323), (117, 733004), (142, 603954), (156, 549753), (174, 492882), (178, 481806), (213, 402636), (234, 366502), (261, 328588), (267, 321204), (284, 301977), (348, 246441), (356, 240903), (377, 227484), (426, 201318), (468, 183251), (522, 164294), (534, 160602), (639, 134212), (754, 113742), (801, 107068), (852, 100659), (923, 92916), (1044, 82147), (1068, 80301), (1131, 75828), (1157, 74124), (1278, 67106), (1508, 56871), (1602, 53534), (1846, 46458), (2059, 41652), (2262, 37914), (2314, 37062), (2556, 33553), (2581, 33228), (2769, 30972), (3204, 26767), (3393, 25276), (3471, 24708), (3692, 23229), (4118, 20826), (4524, 18957), (4628, 18531), (5162, 16614), (5538, 15486), (6177, 13884), (6319, 13572), (6786, 12638), (6942, 12354), (7743, 11076), (8236, 10413), (8307, 10324)]