17495450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 39078972

約数和(自身を除く): 21583522

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 49, 50, 70, 74, 98, 175, 185, 193, 245, 259, 350, 370, 386, 490, 518, 925, 965, 1225, 1295, 1351, 1813, 1850, 1930, 2450, 2590, 2702, 3626, 4825, 6475, 6755, 7141, 9065, 9457, 9650, 12950, 13510, 14282, 18130, 18914, 33775, 35705, 45325, 47285, 49987, 67550, 71410, 90650, 94570, 99974, 178525, 236425, 249935, 349909, 357050, 472850, 499870, 699818, 1249675, 1749545, 2499350, 3499090, 8747725, 17495450]

約数ペア:

[(1, 17495450), (2, 8747725), (5, 3499090), (7, 2499350), (10, 1749545), (14, 1249675), (25, 699818), (35, 499870), (37, 472850), (49, 357050), (50, 349909), (70, 249935), (74, 236425), (98, 178525), (175, 99974), (185, 94570), (193, 90650), (245, 71410), (259, 67550), (350, 49987), (370, 47285), (386, 45325), (490, 35705), (518, 33775), (925, 18914), (965, 18130), (1225, 14282), (1295, 13510), (1351, 12950), (1813, 9650), (1850, 9457), (1930, 9065), (2450, 7141), (2590, 6755), (2702, 6475), (3626, 4825)]