18641350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 45372096

約数和(自身を除く): 26730746

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 34, 35, 50, 65, 70, 85, 91, 119, 130, 170, 175, 182, 221, 238, 241, 325, 350, 425, 442, 455, 482, 595, 650, 850, 910, 1105, 1190, 1205, 1547, 1687, 2210, 2275, 2410, 2975, 3094, 3133, 3374, 4097, 4550, 5525, 5950, 6025, 6266, 7735, 8194, 8435, 11050, 12050, 15470, 15665, 16870, 20485, 21931, 28679, 31330, 38675, 40970, 42175, 43862, 53261, 57358, 77350, 78325, 84350, 102425, 106522, 109655, 143395, 156650, 204850, 219310, 266305, 286790, 372827, 532610, 548275, 716975, 745654, 1096550, 1331525, 1433950, 1864135, 2663050, 3728270, 9320675, 18641350]

約数ペア:

[(1, 18641350), (2, 9320675), (5, 3728270), (7, 2663050), (10, 1864135), (13, 1433950), (14, 1331525), (17, 1096550), (25, 745654), (26, 716975), (34, 548275), (35, 532610), (50, 372827), (65, 286790), (70, 266305), (85, 219310), (91, 204850), (119, 156650), (130, 143395), (170, 109655), (175, 106522), (182, 102425), (221, 84350), (238, 78325), (241, 77350), (325, 57358), (350, 53261), (425, 43862), (442, 42175), (455, 40970), (482, 38675), (595, 31330), (650, 28679), (850, 21931), (910, 20485), (1105, 16870), (1190, 15665), (1205, 15470), (1547, 12050), (1687, 11050), (2210, 8435), (2275, 8194), (2410, 7735), (2975, 6266), (3094, 6025), (3133, 5950), (3374, 5525), (4097, 4550)]