628285425

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1301}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 1069431552

約数和(自身を除く): 441146127

約数列:

[1, 3, 5, 15, 25, 47, 75, 137, 141, 235, 411, 685, 705, 1175, 1301, 2055, 3425, 3525, 3903, 6439, 6505, 10275, 19317, 19515, 32195, 32525, 61147, 96585, 97575, 160975, 178237, 183441, 305735, 482925, 534711, 891185, 917205, 1528675, 2673555, 4455925, 4586025, 8377139, 13367775, 25131417, 41885695, 125657085, 209428475, 628285425]

約数ペア:

[(1, 628285425), (3, 209428475), (5, 125657085), (15, 41885695), (25, 25131417), (47, 13367775), (75, 8377139), (137, 4586025), (141, 4455925), (235, 2673555), (411, 1528675), (685, 917205), (705, 891185), (1175, 534711), (1301, 482925), (2055, 305735), (3425, 183441), (3525, 178237), (3903, 160975), (6439, 97575), (6505, 96585), (10275, 61147), (19317, 32525), (19515, 32195)]