71136975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1529

約数の個数: 72

約数和(自身を含む): 147438480

約数和(自身を除く): 76301505

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 975, 1225, 1365, 1489, 1911, 2275, 3185, 3675, 4467, 6825, 7445, 9555, 10423, 15925, 19357, 22335, 31269, 37225, 47775, 52115, 58071, 72961, 96785, 111675, 135499, 156345, 218883, 260575, 290355, 364805, 406497, 483925, 677495, 781725, 948493, 1094415, 1451775, 1824025, 2032485, 2845479, 3387475, 4742465, 5472075, 10162425, 14227395, 23712325, 71136975]

約数ペア:

[(1, 71136975), (3, 23712325), (5, 14227395), (7, 10162425), (13, 5472075), (15, 4742465), (21, 3387475), (25, 2845479), (35, 2032485), (39, 1824025), (49, 1451775), (65, 1094415), (75, 948493), (91, 781725), (105, 677495), (147, 483925), (175, 406497), (195, 364805), (245, 290355), (273, 260575), (325, 218883), (455, 156345), (525, 135499), (637, 111675), (735, 96785), (975, 72961), (1225, 58071), (1365, 52115), (1489, 47775), (1911, 37225), (2275, 31269), (3185, 22335), (3675, 19357), (4467, 15925), (6825, 10423), (7445, 9555)]