68111625

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 121305600

約数和(自身を除く): 53193975

約数列:

[1, 3, 5, 15, 23, 25, 53, 69, 75, 115, 125, 149, 159, 265, 345, 375, 447, 575, 745, 795, 1219, 1325, 1725, 2235, 2875, 3427, 3657, 3725, 3975, 6095, 6625, 7897, 8625, 10281, 11175, 17135, 18285, 18625, 19875, 23691, 30475, 39485, 51405, 55875, 85675, 91425, 118455, 152375, 181631, 197425, 257025, 428375, 457125, 544893, 592275, 908155, 987125, 1285125, 2724465, 2961375, 4540775, 13622325, 22703875, 68111625]

約数ペア:

[(1, 68111625), (3, 22703875), (5, 13622325), (15, 4540775), (23, 2961375), (25, 2724465), (53, 1285125), (69, 987125), (75, 908155), (115, 592275), (125, 544893), (149, 457125), (159, 428375), (265, 257025), (345, 197425), (375, 181631), (447, 152375), (575, 118455), (745, 91425), (795, 85675), (1219, 55875), (1325, 51405), (1725, 39485), (2235, 30475), (2875, 23691), (3427, 19875), (3657, 18625), (3725, 18285), (3975, 17135), (6095, 11175), (6625, 10281), (7897, 8625)]