65920400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1849

約数の個数: 120

約数和(自身を含む): 195029184

約数和(自身を除く): 129108784

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 175, 182, 200, 208, 260, 280, 325, 350, 364, 400, 455, 520, 560, 650, 700, 728, 910, 1040, 1300, 1400, 1456, 1811, 1820, 2275, 2600, 2800, 3622, 3640, 4550, 5200, 7244, 7280, 9055, 9100, 12677, 14488, 18110, 18200, 23543, 25354, 28976, 36220, 36400, 45275, 47086, 50708, 63385, 72440, 90550, 94172, 101416, 117715, 126770, 144880, 164801, 181100, 188344, 202832, 235430, 253540, 316925, 329602, 362200, 376688, 470860, 507080, 588575, 633850, 659204, 724400, 824005, 941720, 1014160, 1177150, 1267700, 1318408, 1648010, 1883440, 2354300, 2535400, 2636816, 3296020, 4120025, 4708600, 5070800, 6592040, 8240050, 9417200, 13184080, 16480100, 32960200, 65920400]

約数ペア:

[(1, 65920400), (2, 32960200), (4, 16480100), (5, 13184080), (7, 9417200), (8, 8240050), (10, 6592040), (13, 5070800), (14, 4708600), (16, 4120025), (20, 3296020), (25, 2636816), (26, 2535400), (28, 2354300), (35, 1883440), (40, 1648010), (50, 1318408), (52, 1267700), (56, 1177150), (65, 1014160), (70, 941720), (80, 824005), (91, 724400), (100, 659204), (104, 633850), (112, 588575), (130, 507080), (140, 470860), (175, 376688), (182, 362200), (200, 329602), (208, 316925), (260, 253540), (280, 235430), (325, 202832), (350, 188344), (364, 181100), (400, 164801), (455, 144880), (520, 126770), (560, 117715), (650, 101416), (700, 94172), (728, 90550), (910, 72440), (1040, 63385), (1300, 50708), (1400, 47086), (1456, 45275), (1811, 36400), (1820, 36220), (2275, 28976), (2600, 25354), (2800, 23543), (3622, 18200), (3640, 18110), (4550, 14488), (5200, 12677), (7244, 9100), (7280, 9055)]