39740625

素因数分解:

$3^4\times 5^5\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 74674908

約数和(自身を除く): 34934283

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 157, 225, 375, 405, 471, 625, 675, 785, 1125, 1413, 1875, 2025, 2355, 3125, 3375, 3925, 4239, 5625, 7065, 9375, 10125, 11775, 12717, 16875, 19625, 21195, 28125, 35325, 50625, 58875, 63585, 84375, 98125, 105975, 176625, 253125, 294375, 317925, 490625, 529875, 883125, 1471875, 1589625, 2649375, 4415625, 7948125, 13246875, 39740625]

約数ペア:

[(1, 39740625), (3, 13246875), (5, 7948125), (9, 4415625), (15, 2649375), (25, 1589625), (27, 1471875), (45, 883125), (75, 529875), (81, 490625), (125, 317925), (135, 294375), (157, 253125), (225, 176625), (375, 105975), (405, 98125), (471, 84375), (625, 63585), (675, 58875), (785, 50625), (1125, 35325), (1413, 28125), (1875, 21195), (2025, 19625), (2355, 16875), (3125, 12717), (3375, 11775), (3925, 10125), (4239, 9375), (5625, 7065)]