16485825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 29998080

約数和(自身を除く): 13512255

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 503, 575, 1311, 1425, 1509, 1725, 2185, 2515, 6555, 7545, 9557, 10925, 11569, 12575, 28671, 32775, 34707, 37725, 47785, 57845, 143355, 173535, 219811, 238925, 289225, 659433, 716775, 867675, 1099055, 3297165, 5495275, 16485825]

約数ペア:

[(1, 16485825), (3, 5495275), (5, 3297165), (15, 1099055), (19, 867675), (23, 716775), (25, 659433), (57, 289225), (69, 238925), (75, 219811), (95, 173535), (115, 143355), (285, 57845), (345, 47785), (437, 37725), (475, 34707), (503, 32775), (575, 28671), (1311, 12575), (1425, 11569), (1509, 10925), (1725, 9557), (2185, 7545), (2515, 6555)]