86481040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63589}}^1$

素因数の和:63619

約数の個数: 40

約数和(自身を含む): 212899320

約数和(自身を除く): 126418280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 63589, 127178, 254356, 317945, 508712, 635890, 1017424, 1081013, 1271780, 2162026, 2543560, 4324052, 5087120, 5405065, 8648104, 10810130, 17296208, 21620260, 43240520, 86481040]

約数ペア:

[(1, 86481040), (2, 43240520), (4, 21620260), (5, 17296208), (8, 10810130), (10, 8648104), (16, 5405065), (17, 5087120), (20, 4324052), (34, 2543560), (40, 2162026), (68, 1271780), (80, 1081013), (85, 1017424), (136, 635890), (170, 508712), (272, 317945), (340, 254356), (680, 127178), (1360, 63589)]