331313120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66797}}^1$

素因数の和:66843

約数の個数: 48

約数和(自身を含む): 807988608

約数和(自身を除く): 476675488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 66797, 133594, 267188, 333985, 534376, 667970, 1068752, 1335940, 2070707, 2137504, 2671880, 4141414, 5343760, 8282828, 10353535, 10687520, 16565656, 20707070, 33131312, 41414140, 66262624, 82828280, 165656560, 331313120]

約数ペア:

[(1, 331313120), (2, 165656560), (4, 82828280), (5, 66262624), (8, 41414140), (10, 33131312), (16, 20707070), (20, 16565656), (31, 10687520), (32, 10353535), (40, 8282828), (62, 5343760), (80, 4141414), (124, 2671880), (155, 2137504), (160, 2070707), (248, 1335940), (310, 1068752), (496, 667970), (620, 534376), (992, 333985), (1240, 267188), (2480, 133594), (4960, 66797)]