7131805940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{72053}}^1$

素因数の和:72177

約数の個数: 72

約数和(自身を含む): 17594722152

約数和(自身を除く): 10462916212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 980, 1010, 1414, 2020, 2828, 3535, 4949, 7070, 9898, 14140, 19796, 24745, 49490, 72053, 98980, 144106, 288212, 360265, 504371, 720530, 1008742, 1441060, 2017484, 2521855, 3530597, 5043710, 7061194, 7277353, 10087420, 14122388, 14554706, 17652985, 29109412, 35305970, 36386765, 50941471, 70611940, 72773530, 101882942, 145547060, 203765884, 254707355, 356590297, 509414710, 713180594, 1018829420, 1426361188, 1782951485, 3565902970, 7131805940]

約数ペア:

[(1, 7131805940), (2, 3565902970), (4, 1782951485), (5, 1426361188), (7, 1018829420), (10, 713180594), (14, 509414710), (20, 356590297), (28, 254707355), (35, 203765884), (49, 145547060), (70, 101882942), (98, 72773530), (101, 70611940), (140, 50941471), (196, 36386765), (202, 35305970), (245, 29109412), (404, 17652985), (490, 14554706), (505, 14122388), (707, 10087420), (980, 7277353), (1010, 7061194), (1414, 5043710), (2020, 3530597), (2828, 2521855), (3535, 2017484), (4949, 1441060), (7070, 1008742), (9898, 720530), (14140, 504371), (19796, 360265), (24745, 288212), (49490, 144106), (72053, 98980)]