518187625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 720555264

約数和(自身を除く): 202367639

約数列:

[1, 5, 17, 25, 43, 53, 85, 107, 125, 215, 265, 425, 535, 731, 901, 1075, 1325, 1819, 2125, 2279, 2675, 3655, 4505, 4601, 5375, 5671, 6625, 9095, 11395, 13375, 18275, 22525, 23005, 28355, 38743, 45475, 56975, 78217, 91375, 96407, 112625, 115025, 141775, 193715, 227375, 243853, 284875, 391085, 482035, 575125, 708875, 968575, 1219265, 1955425, 2410175, 4145501, 4842875, 6096325, 9777125, 12050875, 20727505, 30481625, 103637525, 518187625]

約数ペア:

[(1, 518187625), (5, 103637525), (17, 30481625), (25, 20727505), (43, 12050875), (53, 9777125), (85, 6096325), (107, 4842875), (125, 4145501), (215, 2410175), (265, 1955425), (425, 1219265), (535, 968575), (731, 708875), (901, 575125), (1075, 482035), (1325, 391085), (1819, 284875), (2125, 243853), (2279, 227375), (2675, 193715), (3655, 141775), (4505, 115025), (4601, 112625), (5375, 96407), (5671, 91375), (6625, 78217), (9095, 56975), (11395, 45475), (13375, 38743), (18275, 28355), (22525, 23005)]