8682100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 21943040

約数和(自身を除く): 13260940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 157, 158, 175, 314, 316, 350, 395, 553, 628, 700, 785, 790, 1099, 1106, 1570, 1580, 1975, 2198, 2212, 2765, 3140, 3925, 3950, 4396, 5495, 5530, 7850, 7900, 10990, 11060, 12403, 13825, 15700, 21980, 24806, 27475, 27650, 49612, 54950, 55300, 62015, 86821, 109900, 124030, 173642, 248060, 310075, 347284, 434105, 620150, 868210, 1240300, 1736420, 2170525, 4341050, 8682100]

約数ペア:

[(1, 8682100), (2, 4341050), (4, 2170525), (5, 1736420), (7, 1240300), (10, 868210), (14, 620150), (20, 434105), (25, 347284), (28, 310075), (35, 248060), (50, 173642), (70, 124030), (79, 109900), (100, 86821), (140, 62015), (157, 55300), (158, 54950), (175, 49612), (314, 27650), (316, 27475), (350, 24806), (395, 21980), (553, 15700), (628, 13825), (700, 12403), (785, 11060), (790, 10990), (1099, 7900), (1106, 7850), (1570, 5530), (1580, 5495), (1975, 4396), (2198, 3950), (2212, 3925), (2765, 3140)]