65969150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 72

約数和(自身を含む): 137105064

約数和(自身を除く): 71135914

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 169, 185, 211, 325, 338, 370, 422, 481, 650, 845, 925, 962, 1055, 1690, 1850, 2110, 2405, 2743, 4225, 4810, 5275, 5486, 6253, 7807, 8450, 10550, 12025, 12506, 13715, 15614, 24050, 27430, 31265, 35659, 39035, 62530, 68575, 71318, 78070, 101491, 137150, 156325, 178295, 195175, 202982, 312650, 356590, 390350, 507455, 891475, 1014910, 1319383, 1782950, 2537275, 2638766, 5074550, 6596915, 13193830, 32984575, 65969150]

約数ペア:

[(1, 65969150), (2, 32984575), (5, 13193830), (10, 6596915), (13, 5074550), (25, 2638766), (26, 2537275), (37, 1782950), (50, 1319383), (65, 1014910), (74, 891475), (130, 507455), (169, 390350), (185, 356590), (211, 312650), (325, 202982), (338, 195175), (370, 178295), (422, 156325), (481, 137150), (650, 101491), (845, 78070), (925, 71318), (962, 68575), (1055, 62530), (1690, 39035), (1850, 35659), (2110, 31265), (2405, 27430), (2743, 24050), (4225, 15614), (4810, 13715), (5275, 12506), (5486, 12025), (6253, 10550), (7807, 8450)]