79990872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 229340160

約数和(自身を除く): 149349288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 71, 78, 92, 104, 138, 142, 156, 157, 184, 213, 276, 284, 299, 312, 314, 426, 471, 552, 568, 598, 628, 852, 897, 923, 942, 1196, 1256, 1633, 1704, 1794, 1846, 1884, 2041, 2392, 2769, 3266, 3588, 3611, 3692, 3768, 4082, 4899, 5538, 6123, 6532, 7176, 7222, 7384, 8164, 9798, 10833, 11076, 11147, 12246, 13064, 14444, 16328, 19596, 21229, 21666, 22152, 22294, 24492, 28888, 33441, 39192, 42458, 43332, 44588, 46943, 48984, 63687, 66882, 84916, 86664, 89176, 93886, 127374, 133764, 140829, 144911, 169832, 187772, 254748, 256381, 267528, 281658, 289822, 375544, 434733, 509496, 512762, 563316, 579644, 769143, 869466, 1025524, 1126632, 1159288, 1538286, 1738932, 2051048, 3076572, 3332953, 3477864, 6153144, 6665906, 9998859, 13331812, 19997718, 26663624, 39995436, 79990872]

約数ペア:

[(1, 79990872), (2, 39995436), (3, 26663624), (4, 19997718), (6, 13331812), (8, 9998859), (12, 6665906), (13, 6153144), (23, 3477864), (24, 3332953), (26, 3076572), (39, 2051048), (46, 1738932), (52, 1538286), (69, 1159288), (71, 1126632), (78, 1025524), (92, 869466), (104, 769143), (138, 579644), (142, 563316), (156, 512762), (157, 509496), (184, 434733), (213, 375544), (276, 289822), (284, 281658), (299, 267528), (312, 256381), (314, 254748), (426, 187772), (471, 169832), (552, 144911), (568, 140829), (598, 133764), (628, 127374), (852, 93886), (897, 89176), (923, 86664), (942, 84916), (1196, 66882), (1256, 63687), (1633, 48984), (1704, 46943), (1794, 44588), (1846, 43332), (1884, 42458), (2041, 39192), (2392, 33441), (2769, 28888), (3266, 24492), (3588, 22294), (3611, 22152), (3692, 21666), (3768, 21229), (4082, 19596), (4899, 16328), (5538, 14444), (6123, 13064), (6532, 12246), (7176, 11147), (7222, 11076), (7384, 10833), (8164, 9798)]