15980510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1077

約数の個数: 64

約数和(自身を含む): 37521792

約数和(自身を除く): 21541282

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1033, 1105, 1190, 1547, 2066, 2210, 3094, 5165, 7231, 7735, 10330, 13429, 14462, 15470, 17561, 26858, 35122, 36155, 67145, 72310, 87805, 94003, 122927, 134290, 175610, 188006, 228293, 245854, 456586, 470015, 614635, 940030, 1141465, 1229270, 1598051, 2282930, 3196102, 7990255, 15980510]

約数ペア:

[(1, 15980510), (2, 7990255), (5, 3196102), (7, 2282930), (10, 1598051), (13, 1229270), (14, 1141465), (17, 940030), (26, 614635), (34, 470015), (35, 456586), (65, 245854), (70, 228293), (85, 188006), (91, 175610), (119, 134290), (130, 122927), (170, 94003), (182, 87805), (221, 72310), (238, 67145), (442, 36155), (455, 35122), (595, 26858), (910, 17561), (1033, 15470), (1105, 14462), (1190, 13429), (1547, 10330), (2066, 7735), (2210, 7231), (3094, 5165)]