100689440

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15349}}^1$

素因数の和:15405

約数の個数: 48

約数和(自身を含む): 243696600

約数和(自身を除く): 143007160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 15349, 30698, 61396, 76745, 122792, 153490, 245584, 306980, 491168, 613960, 629309, 1227920, 1258618, 2455840, 2517236, 3146545, 5034472, 6293090, 10068944, 12586180, 20137888, 25172360, 50344720, 100689440]

約数ペア:

[(1, 100689440), (2, 50344720), (4, 25172360), (5, 20137888), (8, 12586180), (10, 10068944), (16, 6293090), (20, 5034472), (32, 3146545), (40, 2517236), (41, 2455840), (80, 1258618), (82, 1227920), (160, 629309), (164, 613960), (205, 491168), (328, 306980), (410, 245584), (656, 153490), (820, 122792), (1312, 76745), (1640, 61396), (3280, 30698), (6560, 15349)]