61464975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 120523536

約数和(自身を除く): 59058561

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 121, 143, 165, 195, 275, 325, 363, 429, 521, 605, 715, 825, 975, 1563, 1573, 1815, 2145, 2605, 3025, 3575, 4719, 5731, 6773, 7815, 7865, 9075, 10725, 13025, 17193, 20319, 23595, 28655, 33865, 39075, 39325, 63041, 74503, 85965, 101595, 117975, 143275, 169325, 189123, 223509, 315205, 372515, 429825, 507975, 819533, 945615, 1117545, 1576025, 1862575, 2458599, 4097665, 4728075, 5587725, 12292995, 20488325, 61464975]

約数ペア:

[(1, 61464975), (3, 20488325), (5, 12292995), (11, 5587725), (13, 4728075), (15, 4097665), (25, 2458599), (33, 1862575), (39, 1576025), (55, 1117545), (65, 945615), (75, 819533), (121, 507975), (143, 429825), (165, 372515), (195, 315205), (275, 223509), (325, 189123), (363, 169325), (429, 143275), (521, 117975), (605, 101595), (715, 85965), (825, 74503), (975, 63041), (1563, 39325), (1573, 39075), (1815, 33865), (2145, 28655), (2605, 23595), (3025, 20319), (3575, 17193), (4719, 13025), (5731, 10725), (6773, 9075), (7815, 7865)]