73958560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 199688328

約数和(自身を除く): 125729768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 62, 65, 74, 80, 104, 124, 130, 148, 155, 160, 185, 208, 248, 260, 296, 310, 370, 403, 416, 481, 496, 520, 592, 620, 740, 806, 961, 962, 992, 1040, 1147, 1184, 1240, 1480, 1612, 1922, 1924, 2015, 2080, 2294, 2405, 2480, 2960, 3224, 3844, 3848, 4030, 4588, 4805, 4810, 4960, 5735, 5920, 6448, 7688, 7696, 8060, 9176, 9610, 9620, 11470, 12493, 12896, 14911, 15376, 15392, 16120, 18352, 19220, 19240, 22940, 24986, 29822, 30752, 32240, 35557, 36704, 38440, 38480, 45880, 49972, 59644, 62465, 64480, 71114, 74555, 76880, 76960, 91760, 99944, 119288, 124930, 142228, 149110, 153760, 177785, 183520, 199888, 238576, 249860, 284456, 298220, 355570, 399776, 462241, 477152, 499720, 568912, 596440, 711140, 924482, 999440, 1137824, 1192880, 1422280, 1848964, 1998880, 2311205, 2385760, 2844560, 3697928, 4622410, 5689120, 7395856, 9244820, 14791712, 18489640, 36979280, 73958560]

約数ペア:

[(1, 73958560), (2, 36979280), (4, 18489640), (5, 14791712), (8, 9244820), (10, 7395856), (13, 5689120), (16, 4622410), (20, 3697928), (26, 2844560), (31, 2385760), (32, 2311205), (37, 1998880), (40, 1848964), (52, 1422280), (62, 1192880), (65, 1137824), (74, 999440), (80, 924482), (104, 711140), (124, 596440), (130, 568912), (148, 499720), (155, 477152), (160, 462241), (185, 399776), (208, 355570), (248, 298220), (260, 284456), (296, 249860), (310, 238576), (370, 199888), (403, 183520), (416, 177785), (481, 153760), (496, 149110), (520, 142228), (592, 124930), (620, 119288), (740, 99944), (806, 91760), (961, 76960), (962, 76880), (992, 74555), (1040, 71114), (1147, 64480), (1184, 62465), (1240, 59644), (1480, 49972), (1612, 45880), (1922, 38480), (1924, 38440), (2015, 36704), (2080, 35557), (2294, 32240), (2405, 30752), (2480, 29822), (2960, 24986), (3224, 22940), (3844, 19240), (3848, 19220), (4030, 18352), (4588, 16120), (4805, 15392), (4810, 15376), (4960, 14911), (5735, 12896), (5920, 12493), (6448, 11470), (7688, 9620), (7696, 9610), (8060, 9176)]