71313620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1373}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 177625224

約数和(自身を除く): 106311604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 980, 1060, 1373, 1484, 1855, 2597, 2746, 3710, 5194, 5492, 6865, 7420, 9611, 10388, 12985, 13730, 19222, 25970, 27460, 38444, 48055, 51940, 67277, 72769, 96110, 134554, 145538, 192220, 269108, 291076, 336385, 363845, 509383, 672770, 727690, 1018766, 1345540, 1455380, 2037532, 2546915, 3565681, 5093830, 7131362, 10187660, 14262724, 17828405, 35656810, 71313620]

約数ペア:

[(1, 71313620), (2, 35656810), (4, 17828405), (5, 14262724), (7, 10187660), (10, 7131362), (14, 5093830), (20, 3565681), (28, 2546915), (35, 2037532), (49, 1455380), (53, 1345540), (70, 1018766), (98, 727690), (106, 672770), (140, 509383), (196, 363845), (212, 336385), (245, 291076), (265, 269108), (371, 192220), (490, 145538), (530, 134554), (742, 96110), (980, 72769), (1060, 67277), (1373, 51940), (1484, 48055), (1855, 38444), (2597, 27460), (2746, 25970), (3710, 19222), (5194, 13730), (5492, 12985), (6865, 10388), (7420, 9611)]