31590650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 74245248

約数和(自身を除く): 42654598

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 53, 65, 70, 91, 106, 130, 131, 175, 182, 262, 265, 325, 350, 371, 455, 530, 650, 655, 689, 742, 910, 917, 1310, 1325, 1378, 1703, 1834, 1855, 2275, 2650, 3275, 3406, 3445, 3710, 4550, 4585, 4823, 6550, 6890, 6943, 8515, 9170, 9275, 9646, 11921, 13886, 17030, 17225, 18550, 22925, 23842, 24115, 34450, 34715, 42575, 45850, 48230, 48601, 59605, 69430, 85150, 90259, 97202, 119210, 120575, 173575, 180518, 241150, 243005, 298025, 347150, 451295, 486010, 596050, 631813, 902590, 1215025, 1263626, 2256475, 2430050, 3159065, 4512950, 6318130, 15795325, 31590650]

約数ペア:

[(1, 31590650), (2, 15795325), (5, 6318130), (7, 4512950), (10, 3159065), (13, 2430050), (14, 2256475), (25, 1263626), (26, 1215025), (35, 902590), (50, 631813), (53, 596050), (65, 486010), (70, 451295), (91, 347150), (106, 298025), (130, 243005), (131, 241150), (175, 180518), (182, 173575), (262, 120575), (265, 119210), (325, 97202), (350, 90259), (371, 85150), (455, 69430), (530, 59605), (650, 48601), (655, 48230), (689, 45850), (742, 42575), (910, 34715), (917, 34450), (1310, 24115), (1325, 23842), (1378, 22925), (1703, 18550), (1834, 17225), (1855, 17030), (2275, 13886), (2650, 11921), (3275, 9646), (3406, 9275), (3445, 9170), (3710, 8515), (4550, 6943), (4585, 6890), (4823, 6550)]