161780500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2719}}^1$

素因数の和:2762

約数の個数: 96

約数和(自身を含む): 427714560

約数和(自身を除く): 265934060

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 125, 140, 170, 175, 238, 250, 340, 350, 425, 476, 500, 595, 700, 850, 875, 1190, 1700, 1750, 2125, 2380, 2719, 2975, 3500, 4250, 5438, 5950, 8500, 10876, 11900, 13595, 14875, 19033, 27190, 29750, 38066, 46223, 54380, 59500, 67975, 76132, 92446, 95165, 135950, 184892, 190330, 231115, 271900, 323561, 339875, 380660, 462230, 475825, 647122, 679750, 924460, 951650, 1155575, 1294244, 1359500, 1617805, 1903300, 2311150, 2379125, 3235610, 4622300, 4758250, 5777875, 6471220, 8089025, 9516500, 11555750, 16178050, 23111500, 32356100, 40445125, 80890250, 161780500]

約数ペア:

[(1, 161780500), (2, 80890250), (4, 40445125), (5, 32356100), (7, 23111500), (10, 16178050), (14, 11555750), (17, 9516500), (20, 8089025), (25, 6471220), (28, 5777875), (34, 4758250), (35, 4622300), (50, 3235610), (68, 2379125), (70, 2311150), (85, 1903300), (100, 1617805), (119, 1359500), (125, 1294244), (140, 1155575), (170, 951650), (175, 924460), (238, 679750), (250, 647122), (340, 475825), (350, 462230), (425, 380660), (476, 339875), (500, 323561), (595, 271900), (700, 231115), (850, 190330), (875, 184892), (1190, 135950), (1700, 95165), (1750, 92446), (2125, 76132), (2380, 67975), (2719, 59500), (2975, 54380), (3500, 46223), (4250, 38066), (5438, 29750), (5950, 27190), (8500, 19033), (10876, 14875), (11900, 13595)]