66396400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1079

約数の個数: 120

約数和(自身を含む): 190416384

約数和(自身を除く): 124019984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 368, 400, 460, 560, 575, 644, 700, 805, 920, 1031, 1150, 1288, 1400, 1610, 1840, 2062, 2300, 2576, 2800, 3220, 4025, 4124, 4600, 5155, 6440, 7217, 8050, 8248, 9200, 10310, 12880, 14434, 16100, 16496, 20620, 23713, 25775, 28868, 32200, 36085, 41240, 47426, 51550, 57736, 64400, 72170, 82480, 94852, 103100, 115472, 118565, 144340, 165991, 180425, 189704, 206200, 237130, 288680, 331982, 360850, 379408, 412400, 474260, 577360, 592825, 663964, 721700, 829955, 948520, 1185650, 1327928, 1443400, 1659910, 1897040, 2371300, 2655856, 2886800, 3319820, 4149775, 4742600, 6639640, 8299550, 9485200, 13279280, 16599100, 33198200, 66396400]

約数ペア:

[(1, 66396400), (2, 33198200), (4, 16599100), (5, 13279280), (7, 9485200), (8, 8299550), (10, 6639640), (14, 4742600), (16, 4149775), (20, 3319820), (23, 2886800), (25, 2655856), (28, 2371300), (35, 1897040), (40, 1659910), (46, 1443400), (50, 1327928), (56, 1185650), (70, 948520), (80, 829955), (92, 721700), (100, 663964), (112, 592825), (115, 577360), (140, 474260), (161, 412400), (175, 379408), (184, 360850), (200, 331982), (230, 288680), (280, 237130), (322, 206200), (350, 189704), (368, 180425), (400, 165991), (460, 144340), (560, 118565), (575, 115472), (644, 103100), (700, 94852), (805, 82480), (920, 72170), (1031, 64400), (1150, 57736), (1288, 51550), (1400, 47426), (1610, 41240), (1840, 36085), (2062, 32200), (2300, 28868), (2576, 25775), (2800, 23713), (3220, 20620), (4025, 16496), (4124, 16100), (4600, 14434), (5155, 12880), (6440, 10310), (7217, 9200), (8050, 8248)]