89998725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 158114880

約数和(自身を除く): 68116155

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 137, 285, 411, 461, 475, 685, 1383, 1425, 2055, 2305, 2603, 3425, 6915, 7809, 8759, 10275, 11525, 13015, 26277, 34575, 39045, 43795, 63157, 65075, 131385, 189471, 195225, 218975, 315785, 656925, 947355, 1199983, 1578925, 3599949, 4736775, 5999915, 17999745, 29999575, 89998725]

約数ペア:

[(1, 89998725), (3, 29999575), (5, 17999745), (15, 5999915), (19, 4736775), (25, 3599949), (57, 1578925), (75, 1199983), (95, 947355), (137, 656925), (285, 315785), (411, 218975), (461, 195225), (475, 189471), (685, 131385), (1383, 65075), (1425, 63157), (2055, 43795), (2305, 39045), (2603, 34575), (3425, 26277), (6915, 13015), (7809, 11525), (8759, 10275)]