849156975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{719}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 1584273600

約数和(自身を除く): 735116625

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 181, 225, 261, 435, 543, 719, 725, 905, 1305, 1629, 2157, 2175, 2715, 3595, 4525, 5249, 6471, 6525, 8145, 10785, 13575, 15747, 17975, 20851, 26245, 32355, 40725, 47241, 53925, 62553, 78735, 104255, 130139, 131225, 161775, 187659, 236205, 312765, 390417, 393675, 521275, 650695, 938295, 1171251, 1181025, 1563825, 1952085, 3253475, 3774031, 4691475, 5856255, 9760425, 11322093, 18870155, 29281275, 33966279, 56610465, 94350775, 169831395, 283052325, 849156975]

約数ペア:

[(1, 849156975), (3, 283052325), (5, 169831395), (9, 94350775), (15, 56610465), (25, 33966279), (29, 29281275), (45, 18870155), (75, 11322093), (87, 9760425), (145, 5856255), (181, 4691475), (225, 3774031), (261, 3253475), (435, 1952085), (543, 1563825), (719, 1181025), (725, 1171251), (905, 938295), (1305, 650695), (1629, 521275), (2157, 393675), (2175, 390417), (2715, 312765), (3595, 236205), (4525, 187659), (5249, 161775), (6471, 131225), (6525, 130139), (8145, 104255), (10785, 78735), (13575, 62553), (15747, 53925), (17975, 47241), (20851, 40725), (26245, 32355)]