15125500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{179}}^1$

素因数の和:224

約数の個数: 72

約数和(自身を含む): 35970480

約数和(自身を除く): 20844980

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 179, 250, 260, 325, 338, 358, 500, 650, 676, 716, 845, 895, 1300, 1625, 1690, 1790, 2327, 3250, 3380, 3580, 4225, 4475, 4654, 6500, 8450, 8950, 9308, 11635, 16900, 17900, 21125, 22375, 23270, 30251, 42250, 44750, 46540, 58175, 60502, 84500, 89500, 116350, 121004, 151255, 232700, 290875, 302510, 581750, 605020, 756275, 1163500, 1512550, 3025100, 3781375, 7562750, 15125500]

約数ペア:

[(1, 15125500), (2, 7562750), (4, 3781375), (5, 3025100), (10, 1512550), (13, 1163500), (20, 756275), (25, 605020), (26, 581750), (50, 302510), (52, 290875), (65, 232700), (100, 151255), (125, 121004), (130, 116350), (169, 89500), (179, 84500), (250, 60502), (260, 58175), (325, 46540), (338, 44750), (358, 42250), (500, 30251), (650, 23270), (676, 22375), (716, 21125), (845, 17900), (895, 16900), (1300, 11635), (1625, 9308), (1690, 8950), (1790, 8450), (2327, 6500), (3250, 4654), (3380, 4475), (3580, 4225)]