2575950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 6884976

約数和(自身を除く): 4309026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1321, 1950, 2642, 3963, 6605, 7926, 13210, 17173, 19815, 33025, 34346, 39630, 51519, 66050, 85865, 99075, 103038, 171730, 198150, 257595, 429325, 515190, 858650, 1287975, 2575950]

約数ペア:

[(1, 2575950), (2, 1287975), (3, 858650), (5, 515190), (6, 429325), (10, 257595), (13, 198150), (15, 171730), (25, 103038), (26, 99075), (30, 85865), (39, 66050), (50, 51519), (65, 39630), (75, 34346), (78, 33025), (130, 19815), (150, 17173), (195, 13210), (325, 7926), (390, 6605), (650, 3963), (975, 2642), (1321, 1950)]