213070900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3853}}^1$

素因数の和:3953

約数の個数: 72

約数和(自身を含む): 535243520

約数和(自身を除く): 322172620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 175, 316, 350, 395, 553, 700, 790, 1106, 1580, 1975, 2212, 2765, 3853, 3950, 5530, 7706, 7900, 11060, 13825, 15412, 19265, 26971, 27650, 38530, 53942, 55300, 77060, 96325, 107884, 134855, 192650, 269710, 304387, 385300, 539420, 608774, 674275, 1217548, 1348550, 1521935, 2130709, 2697100, 3043870, 4261418, 6087740, 7609675, 8522836, 10653545, 15219350, 21307090, 30438700, 42614180, 53267725, 106535450, 213070900]

約数ペア:

[(1, 213070900), (2, 106535450), (4, 53267725), (5, 42614180), (7, 30438700), (10, 21307090), (14, 15219350), (20, 10653545), (25, 8522836), (28, 7609675), (35, 6087740), (50, 4261418), (70, 3043870), (79, 2697100), (100, 2130709), (140, 1521935), (158, 1348550), (175, 1217548), (316, 674275), (350, 608774), (395, 539420), (553, 385300), (700, 304387), (790, 269710), (1106, 192650), (1580, 134855), (1975, 107884), (2212, 96325), (2765, 77060), (3853, 55300), (3950, 53942), (5530, 38530), (7706, 27650), (7900, 26971), (11060, 19265), (13825, 15412)]