70002800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1135

約数の個数: 120

約数和(自身を含む): 200749056

約数和(自身を除く): 130746256

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, 1087, 1150, 1288, 1400, 1610, 1840, 2174, 2300, 2576, 2800, 3220, 4025, 4348, 4600, 5435, 6440, 7609, 8050, 8696, 9200, 10870, 12880, 15218, 16100, 17392, 21740, 25001, 27175, 30436, 32200, 38045, 43480, 50002, 54350, 60872, 64400, 76090, 86960, 100004, 108700, 121744, 125005, 152180, 175007, 190225, 200008, 217400, 250010, 304360, 350014, 380450, 400016, 434800, 500020, 608720, 625025, 700028, 760900, 875035, 1000040, 1250050, 1400056, 1521800, 1750070, 2000080, 2500100, 2800112, 3043600, 3500140, 4375175, 5000200, 7000280, 8750350, 10000400, 14000560, 17500700, 35001400, 70002800]

約数ペア:

[(1, 70002800), (2, 35001400), (4, 17500700), (5, 14000560), (7, 10000400), (8, 8750350), (10, 7000280), (14, 5000200), (16, 4375175), (20, 3500140), (23, 3043600), (25, 2800112), (28, 2500100), (35, 2000080), (40, 1750070), (46, 1521800), (50, 1400056), (56, 1250050), (70, 1000040), (80, 875035), (92, 760900), (100, 700028), (112, 625025), (115, 608720), (140, 500020), (161, 434800), (175, 400016), (184, 380450), (200, 350014), (230, 304360), (280, 250010), (322, 217400), (350, 200008), (368, 190225), (400, 175007), (460, 152180), (560, 125005), (575, 121744), (644, 108700), (700, 100004), (805, 86960), (920, 76090), (1087, 64400), (1150, 60872), (1288, 54350), (1400, 50002), (1610, 43480), (1840, 38045), (2174, 32200), (2300, 30436), (2576, 27175), (2800, 25001), (3220, 21740), (4025, 17392), (4348, 16100), (4600, 15218), (5435, 12880), (6440, 10870), (7609, 9200), (8050, 8696)]