98700820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{491}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 228543840

約数和(自身を除く): 129843020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 491, 529, 874, 982, 1058, 1748, 1964, 2116, 2185, 2455, 2645, 4370, 4910, 5290, 8740, 9329, 9820, 10051, 10580, 11293, 18658, 20102, 22586, 37316, 40204, 45172, 46645, 50255, 56465, 93290, 100510, 112930, 186580, 201020, 214567, 225860, 259739, 429134, 519478, 858268, 1038956, 1072835, 1298695, 2145670, 2597390, 4291340, 4935041, 5194780, 9870082, 19740164, 24675205, 49350410, 98700820]

約数ペア:

[(1, 98700820), (2, 49350410), (4, 24675205), (5, 19740164), (10, 9870082), (19, 5194780), (20, 4935041), (23, 4291340), (38, 2597390), (46, 2145670), (76, 1298695), (92, 1072835), (95, 1038956), (115, 858268), (190, 519478), (230, 429134), (380, 259739), (437, 225860), (460, 214567), (491, 201020), (529, 186580), (874, 112930), (982, 100510), (1058, 93290), (1748, 56465), (1964, 50255), (2116, 46645), (2185, 45172), (2455, 40204), (2645, 37316), (4370, 22586), (4910, 20102), (5290, 18658), (8740, 11293), (9329, 10580), (9820, 10051)]