209144625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 376047360

約数和(自身を除く): 166902735

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 125, 159, 255, 265, 375, 425, 619, 795, 901, 1275, 1325, 1857, 2125, 2703, 3095, 3975, 4505, 6375, 6625, 9285, 10523, 13515, 15475, 19875, 22525, 31569, 32807, 46425, 52615, 67575, 77375, 98421, 112625, 157845, 164035, 232125, 263075, 337875, 492105, 557719, 789225, 820175, 1315375, 1673157, 2460525, 2788595, 3946125, 4100875, 8365785, 12302625, 13942975, 41828925, 69714875, 209144625]

約数ペア:

[(1, 209144625), (3, 69714875), (5, 41828925), (15, 13942975), (17, 12302625), (25, 8365785), (51, 4100875), (53, 3946125), (75, 2788595), (85, 2460525), (125, 1673157), (159, 1315375), (255, 820175), (265, 789225), (375, 557719), (425, 492105), (619, 337875), (795, 263075), (901, 232125), (1275, 164035), (1325, 157845), (1857, 112625), (2125, 98421), (2703, 77375), (3095, 67575), (3975, 52615), (4505, 46425), (6375, 32807), (6625, 31569), (9285, 22525), (10523, 19875), (13515, 15475)]