79631440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2683}}^1$

素因数の和:2756

約数の個数: 80

約数和(自身を含む): 215664768

約数和(自身を除く): 136033328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2683, 2968, 3710, 4240, 5366, 5936, 7420, 10732, 13415, 14840, 18781, 21464, 26830, 29680, 37562, 42928, 53660, 75124, 93905, 107320, 142199, 150248, 187810, 214640, 284398, 300496, 375620, 568796, 710995, 751240, 995393, 1137592, 1421990, 1502480, 1990786, 2275184, 2843980, 3981572, 4976965, 5687960, 7963144, 9953930, 11375920, 15926288, 19907860, 39815720, 79631440]

約数ペア:

[(1, 79631440), (2, 39815720), (4, 19907860), (5, 15926288), (7, 11375920), (8, 9953930), (10, 7963144), (14, 5687960), (16, 4976965), (20, 3981572), (28, 2843980), (35, 2275184), (40, 1990786), (53, 1502480), (56, 1421990), (70, 1137592), (80, 995393), (106, 751240), (112, 710995), (140, 568796), (212, 375620), (265, 300496), (280, 284398), (371, 214640), (424, 187810), (530, 150248), (560, 142199), (742, 107320), (848, 93905), (1060, 75124), (1484, 53660), (1855, 42928), (2120, 37562), (2683, 29680), (2968, 26830), (3710, 21464), (4240, 18781), (5366, 14840), (5936, 13415), (7420, 10732)]