72608900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 198320640

約数和(自身を除く): 125711740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 79, 91, 100, 101, 130, 140, 158, 175, 182, 202, 260, 316, 325, 350, 364, 395, 404, 455, 505, 553, 650, 700, 707, 790, 910, 1010, 1027, 1106, 1300, 1313, 1414, 1580, 1820, 1975, 2020, 2054, 2212, 2275, 2525, 2626, 2765, 2828, 3535, 3950, 4108, 4550, 5050, 5135, 5252, 5530, 6565, 7070, 7189, 7900, 7979, 9100, 9191, 10100, 10270, 11060, 13130, 13825, 14140, 14378, 15958, 17675, 18382, 20540, 25675, 26260, 27650, 28756, 31916, 32825, 35350, 35945, 36764, 39895, 45955, 51350, 55300, 55853, 65650, 70700, 71890, 79790, 91910, 102700, 103727, 111706, 131300, 143780, 159580, 179725, 183820, 199475, 207454, 223412, 229775, 279265, 359450, 398950, 414908, 459550, 518635, 558530, 718900, 726089, 797900, 919100, 1037270, 1117060, 1396325, 1452178, 2074540, 2593175, 2792650, 2904356, 3630445, 5186350, 5585300, 7260890, 10372700, 14521780, 18152225, 36304450, 72608900]

約数ペア:

[(1, 72608900), (2, 36304450), (4, 18152225), (5, 14521780), (7, 10372700), (10, 7260890), (13, 5585300), (14, 5186350), (20, 3630445), (25, 2904356), (26, 2792650), (28, 2593175), (35, 2074540), (50, 1452178), (52, 1396325), (65, 1117060), (70, 1037270), (79, 919100), (91, 797900), (100, 726089), (101, 718900), (130, 558530), (140, 518635), (158, 459550), (175, 414908), (182, 398950), (202, 359450), (260, 279265), (316, 229775), (325, 223412), (350, 207454), (364, 199475), (395, 183820), (404, 179725), (455, 159580), (505, 143780), (553, 131300), (650, 111706), (700, 103727), (707, 102700), (790, 91910), (910, 79790), (1010, 71890), (1027, 70700), (1106, 65650), (1300, 55853), (1313, 55300), (1414, 51350), (1580, 45955), (1820, 39895), (1975, 36764), (2020, 35945), (2054, 35350), (2212, 32825), (2275, 31916), (2525, 28756), (2626, 27650), (2765, 26260), (2828, 25675), (3535, 20540), (3950, 18382), (4108, 17675), (4550, 15958), (5050, 14378), (5135, 14140), (5252, 13825), (5530, 13130), (6565, 11060), (7070, 10270), (7189, 10100), (7900, 9191), (7979, 9100)]