205291125

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4679}}^1$

素因数の和:4716

約数の個数: 64

約数和(自身を含む): 408844800

約数和(自身を除く): 203553675

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 585, 675, 975, 1125, 1625, 1755, 2925, 3375, 4679, 4875, 8775, 14037, 14625, 23395, 42111, 43875, 60827, 70185, 116975, 126333, 182481, 210555, 304135, 350925, 547443, 584875, 631665, 912405, 1052775, 1520675, 1642329, 1754625, 2737215, 3158325, 4562025, 5263875, 7603375, 8211645, 13686075, 15791625, 22810125, 41058225, 68430375, 205291125]

約数ペア:

[(1, 205291125), (3, 68430375), (5, 41058225), (9, 22810125), (13, 15791625), (15, 13686075), (25, 8211645), (27, 7603375), (39, 5263875), (45, 4562025), (65, 3158325), (75, 2737215), (117, 1754625), (125, 1642329), (135, 1520675), (195, 1052775), (225, 912405), (325, 631665), (351, 584875), (375, 547443), (585, 350925), (675, 304135), (975, 210555), (1125, 182481), (1625, 126333), (1755, 116975), (2925, 70185), (3375, 60827), (4679, 43875), (4875, 42111), (8775, 23395), (14037, 14625)]