18221350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 39283200

約数和(自身を除く): 21061850

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 79, 158, 175, 350, 395, 553, 659, 790, 1106, 1318, 1975, 2765, 3295, 3950, 4613, 5530, 6590, 9226, 13825, 16475, 23065, 27650, 32950, 46130, 52061, 104122, 115325, 230650, 260305, 364427, 520610, 728854, 1301525, 1822135, 2603050, 3644270, 9110675, 18221350]

約数ペア:

[(1, 18221350), (2, 9110675), (5, 3644270), (7, 2603050), (10, 1822135), (14, 1301525), (25, 728854), (35, 520610), (50, 364427), (70, 260305), (79, 230650), (158, 115325), (175, 104122), (350, 52061), (395, 46130), (553, 32950), (659, 27650), (790, 23065), (1106, 16475), (1318, 13825), (1975, 9226), (2765, 6590), (3295, 5530), (3950, 4613)]