200915325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 390990600

約数和(自身を除く): 190075275

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 149, 195, 225, 325, 447, 461, 585, 745, 975, 1341, 1383, 1937, 2235, 2305, 2925, 3725, 4149, 5811, 5993, 6705, 6915, 9685, 11175, 11525, 17433, 17979, 20745, 29055, 29965, 33525, 34575, 48425, 53937, 68689, 87165, 89895, 103725, 145275, 149825, 206067, 269685, 343445, 435825, 449475, 618201, 892957, 1030335, 1348425, 1717225, 2678871, 3091005, 4464785, 5151675, 8036613, 13394355, 15455025, 22323925, 40183065, 66971775, 200915325]

約数ペア:

[(1, 200915325), (3, 66971775), (5, 40183065), (9, 22323925), (13, 15455025), (15, 13394355), (25, 8036613), (39, 5151675), (45, 4464785), (65, 3091005), (75, 2678871), (117, 1717225), (149, 1348425), (195, 1030335), (225, 892957), (325, 618201), (447, 449475), (461, 435825), (585, 343445), (745, 269685), (975, 206067), (1341, 149825), (1383, 145275), (1937, 103725), (2235, 89895), (2305, 87165), (2925, 68689), (3725, 53937), (4149, 48425), (5811, 34575), (5993, 33525), (6705, 29965), (6915, 29055), (9685, 20745), (11175, 17979), (11525, 17433)]