228772875

素因数分解:

$3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 395081856

約数和(自身を除く): 166308981

約数列:

[1, 3, 5, 15, 25, 61, 73, 75, 125, 137, 183, 219, 305, 365, 375, 411, 685, 915, 1095, 1525, 1825, 2055, 3425, 4453, 4575, 5475, 7625, 8357, 9125, 10001, 10275, 13359, 17125, 22265, 22875, 25071, 27375, 30003, 41785, 50005, 51375, 66795, 111325, 125355, 150015, 208925, 250025, 333975, 556625, 610061, 626775, 750075, 1044625, 1250125, 1669875, 1830183, 3050305, 3133875, 3750375, 9150915, 15251525, 45754575, 76257625, 228772875]

約数ペア:

[(1, 228772875), (3, 76257625), (5, 45754575), (15, 15251525), (25, 9150915), (61, 3750375), (73, 3133875), (75, 3050305), (125, 1830183), (137, 1669875), (183, 1250125), (219, 1044625), (305, 750075), (365, 626775), (375, 610061), (411, 556625), (685, 333975), (915, 250025), (1095, 208925), (1525, 150015), (1825, 125355), (2055, 111325), (3425, 66795), (4453, 51375), (4575, 50005), (5475, 41785), (7625, 30003), (8357, 27375), (9125, 25071), (10001, 22875), (10275, 22265), (13359, 17125)]