78935325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 155382912

約数和(自身を除く): 76447587

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 329, 457, 525, 705, 735, 987, 1175, 1225, 1371, 1645, 2285, 2303, 3199, 3525, 3675, 4935, 6855, 6909, 8225, 9597, 11425, 11515, 15995, 21479, 22393, 24675, 34275, 34545, 47985, 57575, 64437, 67179, 79975, 107395, 111965, 150353, 172725, 239925, 322185, 335895, 451059, 536975, 559825, 751765, 1052471, 1610925, 1679475, 2255295, 3157413, 3758825, 5262355, 11276475, 15787065, 26311775, 78935325]

約数ペア:

[(1, 78935325), (3, 26311775), (5, 15787065), (7, 11276475), (15, 5262355), (21, 3758825), (25, 3157413), (35, 2255295), (47, 1679475), (49, 1610925), (75, 1052471), (105, 751765), (141, 559825), (147, 536975), (175, 451059), (235, 335895), (245, 322185), (329, 239925), (457, 172725), (525, 150353), (705, 111965), (735, 107395), (987, 79975), (1175, 67179), (1225, 64437), (1371, 57575), (1645, 47985), (2285, 34545), (2303, 34275), (3199, 24675), (3525, 22393), (3675, 21479), (4935, 15995), (6855, 11515), (6909, 11425), (8225, 9597)]