409558900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2339}}^1$

素因数の和:2473

約数の個数: 72

約数和(自身を含む): 950564160

約数和(自身を除く): 541005260

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 103, 170, 206, 340, 412, 425, 515, 850, 1030, 1700, 1751, 2060, 2339, 2575, 3502, 4678, 5150, 7004, 8755, 9356, 10300, 11695, 17510, 23390, 35020, 39763, 43775, 46780, 58475, 79526, 87550, 116950, 159052, 175100, 198815, 233900, 240917, 397630, 481834, 795260, 963668, 994075, 1204585, 1988150, 2409170, 3976300, 4095589, 4818340, 6022925, 8191178, 12045850, 16382356, 20477945, 24091700, 40955890, 81911780, 102389725, 204779450, 409558900]

約数ペア:

[(1, 409558900), (2, 204779450), (4, 102389725), (5, 81911780), (10, 40955890), (17, 24091700), (20, 20477945), (25, 16382356), (34, 12045850), (50, 8191178), (68, 6022925), (85, 4818340), (100, 4095589), (103, 3976300), (170, 2409170), (206, 1988150), (340, 1204585), (412, 994075), (425, 963668), (515, 795260), (850, 481834), (1030, 397630), (1700, 240917), (1751, 233900), (2060, 198815), (2339, 175100), (2575, 159052), (3502, 116950), (4678, 87550), (5150, 79526), (7004, 58475), (8755, 46780), (9356, 43775), (10300, 39763), (11695, 35020), (17510, 23390)]