318071875

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 457470720

約数和(自身を除く): 139398845

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 487, 625, 1045, 1375, 2375, 2435, 3125, 5225, 5357, 6875, 9253, 11875, 12175, 26125, 26785, 34375, 46265, 59375, 60875, 101783, 130625, 133925, 231325, 304375, 508915, 653125, 669625, 1156625, 1521875, 2544575, 3348125, 5783125, 12722875, 16740625, 28915625, 63614375, 318071875]

約数ペア:

[(1, 318071875), (5, 63614375), (11, 28915625), (19, 16740625), (25, 12722875), (55, 5783125), (95, 3348125), (125, 2544575), (209, 1521875), (275, 1156625), (475, 669625), (487, 653125), (625, 508915), (1045, 304375), (1375, 231325), (2375, 133925), (2435, 130625), (3125, 101783), (5225, 60875), (5357, 59375), (6875, 46265), (9253, 34375), (11875, 26785), (12175, 26125)]