26564720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 78744960

約数和(自身を除く): 52180240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 80, 82, 89, 91, 104, 112, 130, 140, 164, 178, 182, 205, 208, 260, 280, 287, 328, 356, 364, 410, 445, 455, 520, 533, 560, 574, 623, 656, 712, 728, 820, 890, 910, 1040, 1066, 1148, 1157, 1246, 1424, 1435, 1456, 1640, 1780, 1820, 2132, 2296, 2314, 2492, 2665, 2870, 3115, 3280, 3560, 3640, 3649, 3731, 4264, 4592, 4628, 4984, 5330, 5740, 5785, 6230, 7120, 7280, 7298, 7462, 8099, 8528, 9256, 9968, 10660, 11480, 11570, 12460, 14596, 14924, 16198, 18245, 18512, 18655, 21320, 22960, 23140, 24920, 25543, 29192, 29848, 32396, 36490, 37310, 40495, 42640, 46280, 47437, 49840, 51086, 58384, 59696, 64792, 72980, 74620, 80990, 92560, 94874, 102172, 127715, 129584, 145960, 149240, 161980, 189748, 204344, 237185, 255430, 291920, 298480, 323960, 332059, 379496, 408688, 474370, 510860, 647920, 664118, 758992, 948740, 1021720, 1328236, 1660295, 1897480, 2043440, 2656472, 3320590, 3794960, 5312944, 6641180, 13282360, 26564720]

約数ペア:

[(1, 26564720), (2, 13282360), (4, 6641180), (5, 5312944), (7, 3794960), (8, 3320590), (10, 2656472), (13, 2043440), (14, 1897480), (16, 1660295), (20, 1328236), (26, 1021720), (28, 948740), (35, 758992), (40, 664118), (41, 647920), (52, 510860), (56, 474370), (65, 408688), (70, 379496), (80, 332059), (82, 323960), (89, 298480), (91, 291920), (104, 255430), (112, 237185), (130, 204344), (140, 189748), (164, 161980), (178, 149240), (182, 145960), (205, 129584), (208, 127715), (260, 102172), (280, 94874), (287, 92560), (328, 80990), (356, 74620), (364, 72980), (410, 64792), (445, 59696), (455, 58384), (520, 51086), (533, 49840), (560, 47437), (574, 46280), (623, 42640), (656, 40495), (712, 37310), (728, 36490), (820, 32396), (890, 29848), (910, 29192), (1040, 25543), (1066, 24920), (1148, 23140), (1157, 22960), (1246, 21320), (1424, 18655), (1435, 18512), (1456, 18245), (1640, 16198), (1780, 14924), (1820, 14596), (2132, 12460), (2296, 11570), (2314, 11480), (2492, 10660), (2665, 9968), (2870, 9256), (3115, 8528), (3280, 8099), (3560, 7462), (3640, 7298), (3649, 7280), (3731, 7120), (4264, 6230), (4592, 5785), (4628, 5740), (4984, 5330)]