161275600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:713

約数の個数: 120

約数和(自身を含む): 422002008

約数和(自身を除く): 260726408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 37, 40, 50, 68, 74, 80, 85, 100, 136, 148, 170, 185, 200, 272, 296, 340, 370, 400, 425, 592, 629, 641, 680, 740, 850, 925, 1258, 1282, 1360, 1480, 1700, 1850, 2516, 2564, 2960, 3145, 3205, 3400, 3700, 5032, 5128, 6290, 6410, 6800, 7400, 10064, 10256, 10897, 12580, 12820, 14800, 15725, 16025, 21794, 23717, 25160, 25640, 31450, 32050, 43588, 47434, 50320, 51280, 54485, 62900, 64100, 87176, 94868, 108970, 118585, 125800, 128200, 174352, 189736, 217940, 237170, 251600, 256400, 272425, 379472, 403189, 435880, 474340, 544850, 592925, 806378, 871760, 948680, 1089700, 1185850, 1612756, 1897360, 2015945, 2179400, 2371700, 3225512, 4031890, 4358800, 4743400, 6451024, 8063780, 9486800, 10079725, 16127560, 20159450, 32255120, 40318900, 80637800, 161275600]

約数ペア:

[(1, 161275600), (2, 80637800), (4, 40318900), (5, 32255120), (8, 20159450), (10, 16127560), (16, 10079725), (17, 9486800), (20, 8063780), (25, 6451024), (34, 4743400), (37, 4358800), (40, 4031890), (50, 3225512), (68, 2371700), (74, 2179400), (80, 2015945), (85, 1897360), (100, 1612756), (136, 1185850), (148, 1089700), (170, 948680), (185, 871760), (200, 806378), (272, 592925), (296, 544850), (340, 474340), (370, 435880), (400, 403189), (425, 379472), (592, 272425), (629, 256400), (641, 251600), (680, 237170), (740, 217940), (850, 189736), (925, 174352), (1258, 128200), (1282, 125800), (1360, 118585), (1480, 108970), (1700, 94868), (1850, 87176), (2516, 64100), (2564, 62900), (2960, 54485), (3145, 51280), (3205, 50320), (3400, 47434), (3700, 43588), (5032, 32050), (5128, 31450), (6290, 25640), (6410, 25160), (6800, 23717), (7400, 21794), (10064, 16025), (10256, 15725), (10897, 14800), (12580, 12820)]