72801400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 195300000

約数和(自身を除く): 122498600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 149, 175, 200, 280, 298, 349, 350, 596, 698, 700, 745, 1043, 1192, 1396, 1400, 1490, 1745, 2086, 2443, 2792, 2980, 3490, 3725, 4172, 4886, 5215, 5960, 6980, 7450, 8344, 8725, 9772, 10430, 12215, 13960, 14900, 17450, 19544, 20860, 24430, 26075, 29800, 34900, 41720, 48860, 52001, 52150, 61075, 69800, 97720, 104002, 104300, 122150, 208004, 208600, 244300, 260005, 364007, 416008, 488600, 520010, 728014, 1040020, 1300025, 1456028, 1820035, 2080040, 2600050, 2912056, 3640070, 5200100, 7280140, 9100175, 10400200, 14560280, 18200350, 36400700, 72801400]

約数ペア:

[(1, 72801400), (2, 36400700), (4, 18200350), (5, 14560280), (7, 10400200), (8, 9100175), (10, 7280140), (14, 5200100), (20, 3640070), (25, 2912056), (28, 2600050), (35, 2080040), (40, 1820035), (50, 1456028), (56, 1300025), (70, 1040020), (100, 728014), (140, 520010), (149, 488600), (175, 416008), (200, 364007), (280, 260005), (298, 244300), (349, 208600), (350, 208004), (596, 122150), (698, 104300), (700, 104002), (745, 97720), (1043, 69800), (1192, 61075), (1396, 52150), (1400, 52001), (1490, 48860), (1745, 41720), (2086, 34900), (2443, 29800), (2792, 26075), (2980, 24430), (3490, 20860), (3725, 19544), (4172, 17450), (4886, 14900), (5215, 13960), (5960, 12215), (6980, 10430), (7450, 9772), (8344, 8725)]