28530750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 72072000

約数和(自身を除く): 43541250

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 109, 125, 150, 218, 250, 327, 349, 375, 545, 654, 698, 750, 1047, 1090, 1635, 1745, 2094, 2725, 3270, 3490, 5235, 5450, 8175, 8725, 10470, 13625, 16350, 17450, 26175, 27250, 38041, 40875, 43625, 52350, 76082, 81750, 87250, 114123, 130875, 190205, 228246, 261750, 380410, 570615, 951025, 1141230, 1902050, 2853075, 4755125, 5706150, 9510250, 14265375, 28530750]

約数ペア:

[(1, 28530750), (2, 14265375), (3, 9510250), (5, 5706150), (6, 4755125), (10, 2853075), (15, 1902050), (25, 1141230), (30, 951025), (50, 570615), (75, 380410), (109, 261750), (125, 228246), (150, 190205), (218, 130875), (250, 114123), (327, 87250), (349, 81750), (375, 76082), (545, 52350), (654, 43625), (698, 40875), (750, 38041), (1047, 27250), (1090, 26175), (1635, 17450), (1745, 16350), (2094, 13625), (2725, 10470), (3270, 8725), (3490, 8175), (5235, 5450)]